Finding the Fourth Proportional to 1,514.85, 2,089.78 and 983.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.85 : 2,089.78 = 983.69 : x
2. Step 2: Convert to fraction form
   1,514.85/2,089.78 = 983.69/x
3. Step 3: Cross multiply
   1,514.85x = 2,089.78 × 983.69
4. Step 4: Simplify right side
   1,514.85x = 2,055,695.69
5. Step 5: Solve for x
   x = 2,055,695.69/1,514.85
6. Step 6: Final answer
   x = 1,357.03