Finding the Fourth Proportional to 2,613.34, 3,606.42 and 1,434.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.34 : 3,606.42 = 1,434.43 : x
2. Step 2: Convert to fraction form
   2,613.34/3,606.42 = 1,434.43/x
3. Step 3: Cross multiply
   2,613.34x = 3,606.42 × 1,434.43
4. Step 4: Simplify right side
   2,613.34x = 5,173,157.04
5. Step 5: Solve for x
   x = 5,173,157.04/2,613.34
6. Step 6: Final answer
   x = 1,979.52