Finding the Fourth Proportional to 1,613.52, 2,415.42 and 1,035.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613.52 : 2,415.42 = 1,035.18 : x
2. Step 2: Convert to fraction form
   1,613.52/2,415.42 = 1,035.18/x
3. Step 3: Cross multiply
   1,613.52x = 2,415.42 × 1,035.18
4. Step 4: Simplify right side
   1,613.52x = 2,500,394.48
5. Step 5: Solve for x
   x = 2,500,394.48/1,613.52
6. Step 6: Final answer
   x = 1,549.65