Finding the Fourth Proportional to 2,613.02, 3,605.97 and 1,434.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.02 : 3,605.97 = 1,434.15 : x
2. Step 2: Convert to fraction form
   2,613.02/3,605.97 = 1,434.15/x
3. Step 3: Cross multiply
   2,613.02x = 3,605.97 × 1,434.15
4. Step 4: Simplify right side
   2,613.02x = 5,171,501.88
5. Step 5: Solve for x
   x = 5,171,501.88/2,613.02
6. Step 6: Final answer
   x = 1,979.13