Finding the Third Proportional to 36,007.31 and 54,508.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,007.31 : 54,508.50 = 54,508.50 : x
2. Step 2: Convert to fraction form
   36,007.31/54,508.50 = 54,508.50/x
3. Step 3: Cross multiply
   36,007.31x = 54,508.50 × 54,508.50
4. Step 4: Simplify right side
   36,007.31x = 2,971,176,572.25
5. Step 5: Solve for x
   x = 2,971,176,572.25/36,007.31
6. Step 6: Final answer
   x = 82,515.92