Finding the Third Proportional to 40,702.50 and 56,041.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,702.50 : 56,041.88 = 56,041.88 : x
2. Step 2: Convert to fraction form
   40,702.50/56,041.88 = 56,041.88/x
3. Step 3: Cross multiply
   40,702.50x = 56,041.88 × 56,041.88
4. Step 4: Simplify right side
   40,702.50x = 3,140,691,753.52
5. Step 5: Solve for x
   x = 3,140,691,753.52/40,702.50
6. Step 6: Final answer
   x = 77,162.13