Finding the Fourth Proportional to 1,477.67, 2,039.15 and 814.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.67 : 2,039.15 = 814.52 : x
2. Step 2: Convert to fraction form
   1,477.67/2,039.15 = 814.52/x
3. Step 3: Cross multiply
   1,477.67x = 2,039.15 × 814.52
4. Step 4: Simplify right side
   1,477.67x = 1,660,920.30
5. Step 5: Solve for x
   x = 1,660,920.30/1,477.67
6. Step 6: Final answer
   x = 1,124.01