Finding the Fourth Proportional to 1,452.91, 2,005.05 and 814.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.91 : 2,005.05 = 814.83 : x
2. Step 2: Convert to fraction form
   1,452.91/2,005.05 = 814.83/x
3. Step 3: Cross multiply
   1,452.91x = 2,005.05 × 814.83
4. Step 4: Simplify right side
   1,452.91x = 1,633,774.89
5. Step 5: Solve for x
   x = 1,633,774.89/1,452.91
6. Step 6: Final answer
   x = 1,124.48