Finding the Fourth Proportional to 8,242.62, 12,353.00 and 7,141.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,242.62 : 12,353.00 = 7,141.83 : x
2. Step 2: Convert to fraction form
   8,242.62/12,353.00 = 7,141.83/x
3. Step 3: Cross multiply
   8,242.62x = 12,353.00 × 7,141.83
4. Step 4: Simplify right side
   8,242.62x = 88,222,990.28
5. Step 5: Solve for x
   x = 88,222,990.28/8,242.62
6. Step 6: Final answer
   x = 10,703.27