Finding the Fourth Proportional to 31,886.16, 44,002.74 and 17,739

Step by Step Solution

1. Step 1: Write the proportion equation
   31,886.16 : 44,002.74 = 17,739 : x
2. Step 2: Convert to fraction form
   31,886.16/44,002.74 = 17,739/x
3. Step 3: Cross multiply
   31,886.16x = 44,002.74 × 17,739
4. Step 4: Simplify right side
   31,886.16x = 780,564,604.86
5. Step 5: Solve for x
   x = 780,564,604.86/31,886.16
6. Step 6: Final answer
   x = 24,479.73