Finding the Fourth Proportional to 8,799.16, 12,141.30 and 5,020.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,799.16 : 12,141.30 = 5,020.60 : x
2. Step 2: Convert to fraction form
   8,799.16/12,141.30 = 5,020.60/x
3. Step 3: Cross multiply
   8,799.16x = 12,141.30 × 5,020.60
4. Step 4: Simplify right side
   8,799.16x = 60,956,610.78
5. Step 5: Solve for x
   x = 60,956,610.78/8,799.16
6. Step 6: Final answer
   x = 6,927.55