Finding the Third Proportional to 403,792,335 and 876,499,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   403,792,335 : 876,499,003.50 = 876,499,003.50 : x
2. Step 2: Convert to fraction form
   403,792,335/876,499,003.50 = 876,499,003.50/x
3. Step 3: Cross multiply
   403,792,335x = 876,499,003.50 × 876,499,003.50
4. Step 4: Simplify right side
   403,792,335x = 768,250,503,136,493,056
5. Step 5: Solve for x
   x = 768,250,503,136,493,056/403,792,335
6. Step 6: Final answer
   x = 1,902,588,128.96