Finding the Fourth Proportional to 1,477.63, 2,039.04 and 814.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.63 : 2,039.04 = 814.49 : x
2. Step 2: Convert to fraction form
   1,477.63/2,039.04 = 814.49/x
3. Step 3: Cross multiply
   1,477.63x = 2,039.04 × 814.49
4. Step 4: Simplify right side
   1,477.63x = 1,660,773.61
5. Step 5: Solve for x
   x = 1,660,773.61/1,477.63
6. Step 6: Final answer
   x = 1,123.94