Finding the Fourth Proportional to 6,099.20, 8,417.58 and 5,102.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,099.20 : 8,417.58 = 5,102.72 : x
2. Step 2: Convert to fraction form
   6,099.20/8,417.58 = 5,102.72/x
3. Step 3: Cross multiply
   6,099.20x = 8,417.58 × 5,102.72
4. Step 4: Simplify right side
   6,099.20x = 42,952,553.82
5. Step 5: Solve for x
   x = 42,952,553.82/6,099.20
6. Step 6: Final answer
   x = 7,042.33