Finding the Fourth Proportional to 1,508.29, 2,079.29 and 1,109.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508.29 : 2,079.29 = 1,109.25 : x
2. Step 2: Convert to fraction form
   1,508.29/2,079.29 = 1,109.25/x
3. Step 3: Cross multiply
   1,508.29x = 2,079.29 × 1,109.25
4. Step 4: Simplify right side
   1,508.29x = 2,306,452.43
5. Step 5: Solve for x
   x = 2,306,452.43/1,508.29
6. Step 6: Final answer
   x = 1,529.18