Finding the Fourth Proportional to 14,946.72, 22,421.69 and 5,591.22

Step by Step Solution

1. Step 1: Write the proportion equation
   14,946.72 : 22,421.69 = 5,591.22 : x
2. Step 2: Convert to fraction form
   14,946.72/22,421.69 = 5,591.22/x
3. Step 3: Cross multiply
   14,946.72x = 22,421.69 × 5,591.22
4. Step 4: Simplify right side
   14,946.72x = 125,364,573.61
5. Step 5: Solve for x
   x = 125,364,573.61/14,946.72
6. Step 6: Final answer
   x = 8,387.43