Finding the Third Proportional to 59,880 and 83,257.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,880 : 83,257.50 = 83,257.50 : x
2. Step 2: Convert to fraction form
   59,880/83,257.50 = 83,257.50/x
3. Step 3: Cross multiply
   59,880x = 83,257.50 × 83,257.50
4. Step 4: Simplify right side
   59,880x = 6,931,811,306.25
5. Step 5: Solve for x
   x = 6,931,811,306.25/59,880
6. Step 6: Final answer
   x = 115,761.71