Finding the Fourth Proportional to 2,307.12, 3,462.52 and 1,008.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.12 : 3,462.52 = 1,008.40 : x
2. Step 2: Convert to fraction form
   2,307.12/3,462.52 = 1,008.40/x
3. Step 3: Cross multiply
   2,307.12x = 3,462.52 × 1,008.40
4. Step 4: Simplify right side
   2,307.12x = 3,491,605.17
5. Step 5: Solve for x
   x = 3,491,605.17/2,307.12
6. Step 6: Final answer
   x = 1,513.40