Finding the Fourth Proportional to 31,549.91, 43,536.29 and 17,402.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,549.91 : 43,536.29 = 17,402.72 : x
2. Step 2: Convert to fraction form
   31,549.91/43,536.29 = 17,402.72/x
3. Step 3: Cross multiply
   31,549.91x = 43,536.29 × 17,402.72
4. Step 4: Simplify right side
   31,549.91x = 757,649,560.01
5. Step 5: Solve for x
   x = 757,649,560.01/31,549.91
6. Step 6: Final answer
   x = 24,014.32