Finding the Fourth Proportional to 2,275.73, 3,141.05 and 1,447.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.73 : 3,141.05 = 1,447.25 : x
2. Step 2: Convert to fraction form
   2,275.73/3,141.05 = 1,447.25/x
3. Step 3: Cross multiply
   2,275.73x = 3,141.05 × 1,447.25
4. Step 4: Simplify right side
   2,275.73x = 4,545,877.38
5. Step 5: Solve for x
   x = 4,545,877.38/2,275.73
6. Step 6: Final answer
   x = 1,997.55