Finding the Fourth Proportional to 39,443.15, 54,404.56 and 23,515.31

Step by Step Solution

1. Step 1: Write the proportion equation
   39,443.15 : 54,404.56 = 23,515.31 : x
2. Step 2: Convert to fraction form
   39,443.15/54,404.56 = 23,515.31/x
3. Step 3: Cross multiply
   39,443.15x = 54,404.56 × 23,515.31
4. Step 4: Simplify right side
   39,443.15x = 1,279,340,259.22
5. Step 5: Solve for x
   x = 1,279,340,259.22/39,443.15
6. Step 6: Final answer
   x = 32,435.04