Finding the Fourth Proportional to 14,782.72, 22,174.42 and 4,922.80

Step by Step Solution

1. Step 1: Write the proportion equation
   14,782.72 : 22,174.42 = 4,922.80 : x
2. Step 2: Convert to fraction form
   14,782.72/22,174.42 = 4,922.80/x
3. Step 3: Cross multiply
   14,782.72x = 22,174.42 × 4,922.80
4. Step 4: Simplify right side
   14,782.72x = 109,160,234.78
5. Step 5: Solve for x
   x = 109,160,234.78/14,782.72
6. Step 6: Final answer
   x = 7,384.31