Finding the Fourth Proportional to 10,003.10, 15,003.43 and 4,158.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.10 : 15,003.43 = 4,158.95 : x
2. Step 2: Convert to fraction form
   10,003.10/15,003.43 = 4,158.95/x
3. Step 3: Cross multiply
   10,003.10x = 15,003.43 × 4,158.95
4. Step 4: Simplify right side
   10,003.10x = 62,398,429.78
5. Step 5: Solve for x
   x = 62,398,429.78/10,003.10
6. Step 6: Final answer
   x = 6,237.91