Finding the Fourth Proportional to 14,388.27, 21,585.12 and 5,622.63

Step by Step Solution

1. Step 1: Write the proportion equation
   14,388.27 : 21,585.12 = 5,622.63 : x
2. Step 2: Convert to fraction form
   14,388.27/21,585.12 = 5,622.63/x
3. Step 3: Cross multiply
   14,388.27x = 21,585.12 × 5,622.63
4. Step 4: Simplify right side
   14,388.27x = 121,365,143.27
5. Step 5: Solve for x
   x = 121,365,143.27/14,388.27
6. Step 6: Final answer
   x = 8,435.01