Finding the Fourth Proportional to 8,859.02, 12,228.76 and 5,875.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,859.02 : 12,228.76 = 5,875.86 : x
2. Step 2: Convert to fraction form
   8,859.02/12,228.76 = 5,875.86/x
3. Step 3: Cross multiply
   8,859.02x = 12,228.76 × 5,875.86
4. Step 4: Simplify right side
   8,859.02x = 71,854,481.73
5. Step 5: Solve for x
   x = 71,854,481.73/8,859.02
6. Step 6: Final answer
   x = 8,110.88