Finding the Fourth Proportional to 2,411.52, 3,618.10 and 1,112

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.52 : 3,618.10 = 1,112 : x
2. Step 2: Convert to fraction form
   2,411.52/3,618.10 = 1,112/x
3. Step 3: Cross multiply
   2,411.52x = 3,618.10 × 1,112
4. Step 4: Simplify right side
   2,411.52x = 4,023,327.20
5. Step 5: Solve for x
   x = 4,023,327.20/2,411.52
6. Step 6: Final answer
   x = 1,668.38