Finding the Fourth Proportional to 16,404.48, 24,585.92 and 10,479.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,404.48 : 24,585.92 = 10,479.08 : x
2. Step 2: Convert to fraction form
   16,404.48/24,585.92 = 10,479.08/x
3. Step 3: Cross multiply
   16,404.48x = 24,585.92 × 10,479.08
4. Step 4: Simplify right side
   16,404.48x = 257,637,822.55
5. Step 5: Solve for x
   x = 257,637,822.55/16,404.48
6. Step 6: Final answer
   x = 15,705.33