Finding the Fourth Proportional to 2,434.08, 3,359.04 and 1,386.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,434.08 : 3,359.04 = 1,386.12 : x
2. Step 2: Convert to fraction form
   2,434.08/3,359.04 = 1,386.12/x
3. Step 3: Cross multiply
   2,434.08x = 3,359.04 × 1,386.12
4. Step 4: Simplify right side
   2,434.08x = 4,656,032.52
5. Step 5: Solve for x
   x = 4,656,032.52/2,434.08
6. Step 6: Final answer
   x = 1,912.85