Finding the Fourth Proportional to 7,501.30, 10,350.90 and 4,143.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,501.30 : 10,350.90 = 4,143.91 : x
2. Step 2: Convert to fraction form
   7,501.30/10,350.90 = 4,143.91/x
3. Step 3: Cross multiply
   7,501.30x = 10,350.90 × 4,143.91
4. Step 4: Simplify right side
   7,501.30x = 42,893,198.02
5. Step 5: Solve for x
   x = 42,893,198.02/7,501.30
6. Step 6: Final answer
   x = 5,718.10