Finding the Fourth Proportional to 10,550.32, 15,826.88 and 3,885.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,550.32 : 15,826.88 = 3,885.91 : x
2. Step 2: Convert to fraction form
   10,550.32/15,826.88 = 3,885.91/x
3. Step 3: Cross multiply
   10,550.32x = 15,826.88 × 3,885.91
4. Step 4: Simplify right side
   10,550.32x = 61,501,831.26
5. Step 5: Solve for x
   x = 61,501,831.26/10,550.32
6. Step 6: Final answer
   x = 5,829.38