Finding the Fourth Proportional to 16,042.40, 24,061.72 and 6,174.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,042.40 : 24,061.72 = 6,174.78 : x
2. Step 2: Convert to fraction form
   16,042.40/24,061.72 = 6,174.78/x
3. Step 3: Cross multiply
   16,042.40x = 24,061.72 × 6,174.78
4. Step 4: Simplify right side
   16,042.40x = 148,575,827.42
5. Step 5: Solve for x
   x = 148,575,827.42/16,042.40
6. Step 6: Final answer
   x = 9,261.45