Finding the Fourth Proportional to 16,142.47, 24,215.10 and 4,455.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,142.47 : 24,215.10 = 4,455.69 : x
2. Step 2: Convert to fraction form
   16,142.47/24,215.10 = 4,455.69/x
3. Step 3: Cross multiply
   16,142.47x = 24,215.10 × 4,455.69
4. Step 4: Simplify right side
   16,142.47x = 107,894,871.40
5. Step 5: Solve for x
   x = 107,894,871.40/16,142.47
6. Step 6: Final answer
   x = 6,683.91