Finding the Fourth Proportional to 1,514.76, 2,091.42 and 1,166.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.76 : 2,091.42 = 1,166.28 : x
2. Step 2: Convert to fraction form
   1,514.76/2,091.42 = 1,166.28/x
3. Step 3: Cross multiply
   1,514.76x = 2,091.42 × 1,166.28
4. Step 4: Simplify right side
   1,514.76x = 2,439,181.32
5. Step 5: Solve for x
   x = 2,439,181.32/1,514.76
6. Step 6: Final answer
   x = 1,610.28