Finding the Fourth Proportional to 14,839.25, 20,477.27 and 8,124.89

Step by Step Solution

1. Step 1: Write the proportion equation
   14,839.25 : 20,477.27 = 8,124.89 : x
2. Step 2: Convert to fraction form
   14,839.25/20,477.27 = 8,124.89/x
3. Step 3: Cross multiply
   14,839.25x = 20,477.27 × 8,124.89
4. Step 4: Simplify right side
   14,839.25x = 166,375,484.18
5. Step 5: Solve for x
   x = 166,375,484.18/14,839.25
6. Step 6: Final answer
   x = 11,211.86