Finding the Fourth Proportional to 2,613.17, 3,606.25 and 1,434.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.17 : 3,606.25 = 1,434.32 : x
2. Step 2: Convert to fraction form
   2,613.17/3,606.25 = 1,434.32/x
3. Step 3: Cross multiply
   2,613.17x = 3,606.25 × 1,434.32
4. Step 4: Simplify right side
   2,613.17x = 5,172,516.50
5. Step 5: Solve for x
   x = 5,172,516.50/2,613.17
6. Step 6: Final answer
   x = 1,979.40