Finding the Fourth Proportional to 2,715.26, 4,074.17 and 1,254.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,715.26 : 4,074.17 = 1,254.69 : x
2. Step 2: Convert to fraction form
   2,715.26/4,074.17 = 1,254.69/x
3. Step 3: Cross multiply
   2,715.26x = 4,074.17 × 1,254.69
4. Step 4: Simplify right side
   2,715.26x = 5,111,814.08
5. Step 5: Solve for x
   x = 5,111,814.08/2,715.26
6. Step 6: Final answer
   x = 1,882.63