Finding the Third Proportional to 40,726.50 and 71,793.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,726.50 : 71,793.75 = 71,793.75 : x
2. Step 2: Convert to fraction form
   40,726.50/71,793.75 = 71,793.75/x
3. Step 3: Cross multiply
   40,726.50x = 71,793.75 × 71,793.75
4. Step 4: Simplify right side
   40,726.50x = 5,154,342,539.06
5. Step 5: Solve for x
   x = 5,154,342,539.06/40,726.50
6. Step 6: Final answer
   x = 126,559.92