Finding the Fourth Proportional to 39,380.72, 54,358.56 and 23,470.16

Step by Step Solution

1. Step 1: Write the proportion equation
   39,380.72 : 54,358.56 = 23,470.16 : x
2. Step 2: Convert to fraction form
   39,380.72/54,358.56 = 23,470.16/x
3. Step 3: Cross multiply
   39,380.72x = 54,358.56 × 23,470.16
4. Step 4: Simplify right side
   39,380.72x = 1,275,804,100.57
5. Step 5: Solve for x
   x = 1,275,804,100.57/39,380.72
6. Step 6: Final answer
   x = 32,396.67