Finding the Third Proportional to 64,429.50 and 94,711.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,429.50 : 94,711.50 = 94,711.50 : x
2. Step 2: Convert to fraction form
   64,429.50/94,711.50 = 94,711.50/x
3. Step 3: Cross multiply
   64,429.50x = 94,711.50 × 94,711.50
4. Step 4: Simplify right side
   64,429.50x = 8,970,268,232.25
5. Step 5: Solve for x
   x = 8,970,268,232.25/64,429.50
6. Step 6: Final answer
   x = 139,226.10