Finding the Fourth Proportional to 10,152.54, 15,224.77 and 3,909.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,152.54 : 15,224.77 = 3,909.09 : x
2. Step 2: Convert to fraction form
   10,152.54/15,224.77 = 3,909.09/x
3. Step 3: Cross multiply
   10,152.54x = 15,224.77 × 3,909.09
4. Step 4: Simplify right side
   10,152.54x = 59,514,976.61
5. Step 5: Solve for x
   x = 59,514,976.61/10,152.54
6. Step 6: Final answer
   x = 5,862.08