Finding the Fourth Proportional to 14,180.47, 21,276.78 and 5,866.53

Step by Step Solution

1. Step 1: Write the proportion equation
   14,180.47 : 21,276.78 = 5,866.53 : x
2. Step 2: Convert to fraction form
   14,180.47/21,276.78 = 5,866.53/x
3. Step 3: Cross multiply
   14,180.47x = 21,276.78 × 5,866.53
4. Step 4: Simplify right side
   14,180.47x = 124,820,766.39
5. Step 5: Solve for x
   x = 124,820,766.39/14,180.47
6. Step 6: Final answer
   x = 8,802.30