Finding the Third Proportional to 59,509,123.50 and 91,916,698.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,509,123.50 : 91,916,698.50 = 91,916,698.50 : x
2. Step 2: Convert to fraction form
   59,509,123.50/91,916,698.50 = 91,916,698.50/x
3. Step 3: Cross multiply
   59,509,123.50x = 91,916,698.50 × 91,916,698.50
4. Step 4: Simplify right side
   59,509,123.50x = 8,448,679,463,139,902
5. Step 5: Solve for x
   x = 8,448,679,463,139,902/59,509,123.50
6. Step 6: Final answer
   x = 141,972,843.26