Finding the Fourth Proportional to 22,427.52, 30,915.72 and 14,459.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,427.52 : 30,915.72 = 14,459.55 : x
2. Step 2: Convert to fraction form
   22,427.52/30,915.72 = 14,459.55/x
3. Step 3: Cross multiply
   22,427.52x = 30,915.72 × 14,459.55
4. Step 4: Simplify right side
   22,427.52x = 447,027,416.43
5. Step 5: Solve for x
   x = 447,027,416.43/22,427.52
6. Step 6: Final answer
   x = 19,932.09