Finding the Fourth Proportional to 2,406.11, 3,320.42 and 1,358.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.11 : 3,320.42 = 1,358.15 : x
2. Step 2: Convert to fraction form
   2,406.11/3,320.42 = 1,358.15/x
3. Step 3: Cross multiply
   2,406.11x = 3,320.42 × 1,358.15
4. Step 4: Simplify right side
   2,406.11x = 4,509,605.03
5. Step 5: Solve for x
   x = 4,509,605.03/2,406.11
6. Step 6: Final answer
   x = 1,874.23