Finding the Fourth Proportional to 1,477.55, 2,038.93 and 814.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.55 : 2,038.93 = 814.37 : x
2. Step 2: Convert to fraction form
   1,477.55/2,038.93 = 814.37/x
3. Step 3: Cross multiply
   1,477.55x = 2,038.93 × 814.37
4. Step 4: Simplify right side
   1,477.55x = 1,660,443.42
5. Step 5: Solve for x
   x = 1,660,443.42/1,477.55
6. Step 6: Final answer
   x = 1,123.78