Finding the Fourth Proportional to 7,507.10, 10,359.38 and 4,149.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,507.10 : 10,359.38 = 4,149.71 : x
2. Step 2: Convert to fraction form
   7,507.10/10,359.38 = 4,149.71/x
3. Step 3: Cross multiply
   7,507.10x = 10,359.38 × 4,149.71
4. Step 4: Simplify right side
   7,507.10x = 42,988,381.36
5. Step 5: Solve for x
   x = 42,988,381.36/7,507.10
6. Step 6: Final answer
   x = 5,726.37