Finding the Fourth Proportional to 2,613.83, 3,606.97 and 1,434.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.83 : 3,606.97 = 1,434.88 : x
2. Step 2: Convert to fraction form
   2,613.83/3,606.97 = 1,434.88/x
3. Step 3: Cross multiply
   2,613.83x = 3,606.97 × 1,434.88
4. Step 4: Simplify right side
   2,613.83x = 5,175,569.11
5. Step 5: Solve for x
   x = 5,175,569.11/2,613.83
6. Step 6: Final answer
   x = 1,980.07