Finding the Fourth Proportional to 31,470.32, 43,429 and 17,324.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,470.32 : 43,429 = 17,324.08 : x
2. Step 2: Convert to fraction form
   31,470.32/43,429 = 17,324.08/x
3. Step 3: Cross multiply
   31,470.32x = 43,429 × 17,324.08
4. Step 4: Simplify right side
   31,470.32x = 752,367,470.32
5. Step 5: Solve for x
   x = 752,367,470.32/31,470.32
6. Step 6: Final answer
   x = 23,907.21