Finding the Fourth Proportional to 31,506.47, 43,478.58 and 18,079.83

Step by Step Solution

1. Step 1: Write the proportion equation
   31,506.47 : 43,478.58 = 18,079.83 : x
2. Step 2: Convert to fraction form
   31,506.47/43,478.58 = 18,079.83/x
3. Step 3: Cross multiply
   31,506.47x = 43,478.58 × 18,079.83
4. Step 4: Simplify right side
   31,506.47x = 786,085,565.89
5. Step 5: Solve for x
   x = 786,085,565.89/31,506.47
6. Step 6: Final answer
   x = 24,949.98