Finding the Third Proportional to 15,147.38 and 32,400.75

Step by Step Solution

1. Step 1: Write the proportion equation
   15,147.38 : 32,400.75 = 32,400.75 : x
2. Step 2: Convert to fraction form
   15,147.38/32,400.75 = 32,400.75/x
3. Step 3: Cross multiply
   15,147.38x = 32,400.75 × 32,400.75
4. Step 4: Simplify right side
   15,147.38x = 1,049,808,600.56
5. Step 5: Solve for x
   x = 1,049,808,600.56/15,147.38
6. Step 6: Final answer
   x = 69,306.31