Finding the Fourth Proportional to 1,477.83, 2,039.52 and 814.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.83 : 2,039.52 = 814.74 : x
2. Step 2: Convert to fraction form
   1,477.83/2,039.52 = 814.74/x
3. Step 3: Cross multiply
   1,477.83x = 2,039.52 × 814.74
4. Step 4: Simplify right side
   1,477.83x = 1,661,678.52
5. Step 5: Solve for x
   x = 1,661,678.52/1,477.83
6. Step 6: Final answer
   x = 1,124.41