Finding the Fourth Proportional to 7,317.96, 10,098.72 and 4,174.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,317.96 : 10,098.72 = 4,174.20 : x
2. Step 2: Convert to fraction form
   7,317.96/10,098.72 = 4,174.20/x
3. Step 3: Cross multiply
   7,317.96x = 10,098.72 × 4,174.20
4. Step 4: Simplify right side
   7,317.96x = 42,154,077.02
5. Step 5: Solve for x
   x = 42,154,077.02/7,317.96
6. Step 6: Final answer
   x = 5,760.36