Finding the Fourth Proportional to 31,581.52, 43,582.80 and 17,434.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,581.52 : 43,582.80 = 17,434.06 : x
2. Step 2: Convert to fraction form
   31,581.52/43,582.80 = 17,434.06/x
3. Step 3: Cross multiply
   31,581.52x = 43,582.80 × 17,434.06
4. Step 4: Simplify right side
   31,581.52x = 759,825,150.17
5. Step 5: Solve for x
   x = 759,825,150.17/31,581.52
6. Step 6: Final answer
   x = 24,059.17