Finding the Fourth Proportional to 14,423, 21,627.42 and 5,655.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,423 : 21,627.42 = 5,655.56 : x
2. Step 2: Convert to fraction form
   14,423/21,627.42 = 5,655.56/x
3. Step 3: Cross multiply
   14,423x = 21,627.42 × 5,655.56
4. Step 4: Simplify right side
   14,423x = 122,315,171.46
5. Step 5: Solve for x
   x = 122,315,171.46/14,423
6. Step 6: Final answer
   x = 8,480.56