Finding the Third Proportional to 231,106,392 and 314,766,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   231,106,392 : 314,766,562.50 = 314,766,562.50 : x
2. Step 2: Convert to fraction form
   231,106,392/314,766,562.50 = 314,766,562.50/x
3. Step 3: Cross multiply
   231,106,392x = 314,766,562.50 × 314,766,562.50
4. Step 4: Simplify right side
   231,106,392x = 99,077,988,868,066,400
5. Step 5: Solve for x
   x = 99,077,988,868,066,400/231,106,392
6. Step 6: Final answer
   x = 428,711,590.41