Finding the Fourth Proportional to 1,514.35, 2,086.05 and 1,265.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.35 : 2,086.05 = 1,265.59 : x
2. Step 2: Convert to fraction form
   1,514.35/2,086.05 = 1,265.59/x
3. Step 3: Cross multiply
   1,514.35x = 2,086.05 × 1,265.59
4. Step 4: Simplify right side
   1,514.35x = 2,640,084.02
5. Step 5: Solve for x
   x = 2,640,084.02/1,514.35
6. Step 6: Final answer
   x = 1,743.38