This is the pfile that i have created after changing the SGA_TARGET parameter in database But XE Database is not starting with this pfile.

xe.__db_cache_size=574619648
xe.__java_pool_size=4194304
xe.__large_pool_size=8388608
xe.__shared_pool_size=213909504
xe.__streams_pool_size=0
*.audit_file_dest='C:\oraclexe\app\oracle\admin\XE\adump'
*.background_dump_dest='C:\oraclexe\app\oracle\admin\XE\bdump'
*.compatible='10.2.0.1.0'
*.control_files='C:\oraclexe\oradata\XE\control.dbf'
*.core_dump_dest='C:\oraclexe\app\oracle\admin\XE\cdump'
*.db_name='XE'
*.DB_RECOVERY_FILE_DEST_SIZE=10G
*.DB_RECOVERY_FILE_DEST='C:\oraclexe\app\oracle\flash_recovery_area'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=XEXDB)'
*.job_queue_processes=4
*.open_cursors=300
*.os_authent_prefix=''
*.pga_aggregate_target=256M
*.processes=200
*.remote_login_passwordfile='EXCLUSIVE'
*.sessions=200
*.sga_target=1048576000
*.shared_servers=4
*.undo_management='AUTO'
*.undo_tablespace='UNDO'
*.user_dump_dest='C:\oraclexe\app\oracle\admin\XE\udump'