Finding the Fourth Proportional to 2,047.38, 3,071.52 and 814.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.38 : 3,071.52 = 814.83 : x
2. Step 2: Convert to fraction form
   2,047.38/3,071.52 = 814.83/x
3. Step 3: Cross multiply
   2,047.38x = 3,071.52 × 814.83
4. Step 4: Simplify right side
   2,047.38x = 2,502,766.64
5. Step 5: Solve for x
   x = 2,502,766.64/2,047.38
6. Step 6: Final answer
   x = 1,222.42