Finding the Third Proportional to 69,152,811.75 and 141,083,356.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,152,811.75 : 141,083,356.50 = 141,083,356.50 : x
2. Step 2: Convert to fraction form
   69,152,811.75/141,083,356.50 = 141,083,356.50/x
3. Step 3: Cross multiply
   69,152,811.75x = 141,083,356.50 × 141,083,356.50
4. Step 4: Simplify right side
   69,152,811.75x = 19,904,513,481,306,092
5. Step 5: Solve for x
   x = 19,904,513,481,306,092/69,152,811.75
6. Step 6: Final answer
   x = 287,833,755.09