Finding the Fourth Proportional to 14,650.50, 21,978.51 and 5,886.09

Step by Step Solution

1. Step 1: Write the proportion equation
   14,650.50 : 21,978.51 = 5,886.09 : x
2. Step 2: Convert to fraction form
   14,650.50/21,978.51 = 5,886.09/x
3. Step 3: Cross multiply
   14,650.50x = 21,978.51 × 5,886.09
4. Step 4: Simplify right side
   14,650.50x = 129,367,487.93
5. Step 5: Solve for x
   x = 129,367,487.93/14,650.50
6. Step 6: Final answer
   x = 8,830.24