Finding the Fourth Proportional to 31,581.05, 43,581.51 and 17,433.59

Step by Step Solution

1. Step 1: Write the proportion equation
   31,581.05 : 43,581.51 = 17,433.59 : x
2. Step 2: Convert to fraction form
   31,581.05/43,581.51 = 17,433.59/x
3. Step 3: Cross multiply
   31,581.05x = 43,581.51 × 17,433.59
4. Step 4: Simplify right side
   31,581.05x = 759,781,959.01
5. Step 5: Solve for x
   x = 759,781,959.01/31,581.05
6. Step 6: Final answer
   x = 24,058.16