Finding the Fourth Proportional to 31,581.48, 43,581.30 and 17,434.02

Step by Step Solution

1. Step 1: Write the proportion equation
   31,581.48 : 43,581.30 = 17,434.02 : x
2. Step 2: Convert to fraction form
   31,581.48/43,581.30 = 17,434.02/x
3. Step 3: Cross multiply
   31,581.48x = 43,581.30 × 17,434.02
4. Step 4: Simplify right side
   31,581.48x = 759,797,255.83
5. Step 5: Solve for x
   x = 759,797,255.83/31,581.48
6. Step 6: Final answer
   x = 24,058.32