Finding the Fourth Proportional to 7,457.29, 10,291.31 and 4,100.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,457.29 : 10,291.31 = 4,100.25 : x
2. Step 2: Convert to fraction form
   7,457.29/10,291.31 = 4,100.25/x
3. Step 3: Cross multiply
   7,457.29x = 10,291.31 × 4,100.25
4. Step 4: Simplify right side
   7,457.29x = 42,196,943.83
5. Step 5: Solve for x
   x = 42,196,943.83/7,457.29
6. Step 6: Final answer
   x = 5,658.48