Finding the Third Proportional to 64,598,505.75 and 141,752,288.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,598,505.75 : 141,752,288.25 = 141,752,288.25 : x
2. Step 2: Convert to fraction form
   64,598,505.75/141,752,288.25 = 141,752,288.25/x
3. Step 3: Cross multiply
   64,598,505.75x = 141,752,288.25 × 141,752,288.25
4. Step 4: Simplify right side
   64,598,505.75x = 20,093,711,224,111,088
5. Step 5: Solve for x
   x = 20,093,711,224,111,088/64,598,505.75
6. Step 6: Final answer
   x = 311,055,356.32