Finding the Third Proportional to 403,792,334 and 876,499,003

Step by Step Solution

1. Step 1: Write the proportion equation
   403,792,334 : 876,499,003 = 876,499,003 : x
2. Step 2: Convert to fraction form
   403,792,334/876,499,003 = 876,499,003/x
3. Step 3: Cross multiply
   403,792,334x = 876,499,003 × 876,499,003
4. Step 4: Simplify right side
   403,792,334x = 768,250,502,259,993,984
5. Step 5: Solve for x
   x = 768,250,502,259,993,984/403,792,334
6. Step 6: Final answer
   x = 1,902,588,131.50