Finding the Fourth Proportional to 2,613.29, 3,606.41 and 1,434.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.29 : 3,606.41 = 1,434.36 : x
2. Step 2: Convert to fraction form
   2,613.29/3,606.41 = 1,434.36/x
3. Step 3: Cross multiply
   2,613.29x = 3,606.41 × 1,434.36
4. Step 4: Simplify right side
   2,613.29x = 5,172,883.08
5. Step 5: Solve for x
   x = 5,172,883.08/2,613.29
6. Step 6: Final answer
   x = 1,979.45