Finding the Third Proportional to 40,539.75 and 59,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,539.75 : 59,767.50 = 59,767.50 : x
2. Step 2: Convert to fraction form
   40,539.75/59,767.50 = 59,767.50/x
3. Step 3: Cross multiply
   40,539.75x = 59,767.50 × 59,767.50
4. Step 4: Simplify right side
   40,539.75x = 3,572,154,056.25
5. Step 5: Solve for x
   x = 3,572,154,056.25/40,539.75
6. Step 6: Final answer
   x = 88,114.85