Finding the Fourth Proportional to 1,514.52, 2,091.42 and 1,140.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.52 : 2,091.42 = 1,140.86 : x
2. Step 2: Convert to fraction form
   1,514.52/2,091.42 = 1,140.86/x
3. Step 3: Cross multiply
   1,514.52x = 2,091.42 × 1,140.86
4. Step 4: Simplify right side
   1,514.52x = 2,386,017.42
5. Step 5: Solve for x
   x = 2,386,017.42/1,514.52
6. Step 6: Final answer
   x = 1,575.43