Finding the Fourth Proportional to 3,433.10, 5,148.59 and 1,458.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,433.10 : 5,148.59 = 1,458.71 : x
2. Step 2: Convert to fraction form
   3,433.10/5,148.59 = 1,458.71/x
3. Step 3: Cross multiply
   3,433.10x = 5,148.59 × 1,458.71
4. Step 4: Simplify right side
   3,433.10x = 7,510,292.43
5. Step 5: Solve for x
   x = 7,510,292.43/3,433.10
6. Step 6: Final answer
   x = 2,187.61