Finding the Third Proportional to 68,382.50 and 103,517.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,382.50 : 103,517.50 = 103,517.50 : x
2. Step 2: Convert to fraction form
   68,382.50/103,517.50 = 103,517.50/x
3. Step 3: Cross multiply
   68,382.50x = 103,517.50 × 103,517.50
4. Step 4: Simplify right side
   68,382.50x = 10,715,872,806.25
5. Step 5: Solve for x
   x = 10,715,872,806.25/68,382.50
6. Step 6: Final answer
   x = 156,704.90