Finding the Third Proportional to 44,142 and 56,677.50

Step by Step Solution

1. Step 1: Write the proportion equation
   44,142 : 56,677.50 = 56,677.50 : x
2. Step 2: Convert to fraction form
   44,142/56,677.50 = 56,677.50/x
3. Step 3: Cross multiply
   44,142x = 56,677.50 × 56,677.50
4. Step 4: Simplify right side
   44,142x = 3,212,339,006.25
5. Step 5: Solve for x
   x = 3,212,339,006.25/44,142
6. Step 6: Final answer
   x = 72,772.85