Finding the Fourth Proportional to 2,411.14, 3,613.90 and 1,109.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.14 : 3,613.90 = 1,109.86 : x
2. Step 2: Convert to fraction form
   2,411.14/3,613.90 = 1,109.86/x
3. Step 3: Cross multiply
   2,411.14x = 3,613.90 × 1,109.86
4. Step 4: Simplify right side
   2,411.14x = 4,010,923.05
5. Step 5: Solve for x
   x = 4,010,923.05/2,411.14
6. Step 6: Final answer
   x = 1,663.50