Finding the Third Proportional to 56,537.72 and 87,463.41

Step by Step Solution

1. Step 1: Write the proportion equation
   56,537.72 : 87,463.41 = 87,463.41 : x
2. Step 2: Convert to fraction form
   56,537.72/87,463.41 = 87,463.41/x
3. Step 3: Cross multiply
   56,537.72x = 87,463.41 × 87,463.41
4. Step 4: Simplify right side
   56,537.72x = 7,649,847,432.85
5. Step 5: Solve for x
   x = 7,649,847,432.85/56,537.72
6. Step 6: Final answer
   x = 135,305.20