Finding the Fourth Proportional to 1,079.52, 1,616.23 and 836.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079.52 : 1,616.23 = 836.52 : x
2. Step 2: Convert to fraction form
   1,079.52/1,616.23 = 836.52/x
3. Step 3: Cross multiply
   1,079.52x = 1,616.23 × 836.52
4. Step 4: Simplify right side
   1,079.52x = 1,352,008.72
5. Step 5: Solve for x
   x = 1,352,008.72/1,079.52
6. Step 6: Final answer
   x = 1,252.42