Finding the Fourth Proportional to 2,406.33, 3,320.76 and 1,358.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.33 : 3,320.76 = 1,358.39 : x
2. Step 2: Convert to fraction form
   2,406.33/3,320.76 = 1,358.39/x
3. Step 3: Cross multiply
   2,406.33x = 3,320.76 × 1,358.39
4. Step 4: Simplify right side
   2,406.33x = 4,510,870.57
5. Step 5: Solve for x
   x = 4,510,870.57/2,406.33
6. Step 6: Final answer
   x = 1,874.59