Finding the Fourth Proportional to 31,506.71, 43,480.24 and 18,080.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,506.71 : 43,480.24 = 18,080.42 : x
2. Step 2: Convert to fraction form
   31,506.71/43,480.24 = 18,080.42/x
3. Step 3: Cross multiply
   31,506.71x = 43,480.24 × 18,080.42
4. Step 4: Simplify right side
   31,506.71x = 786,140,738.30
5. Step 5: Solve for x
   x = 786,140,738.30/31,506.71
6. Step 6: Final answer
   x = 24,951.54