Finding the Fourth Proportional to 2,243.31, 3,095.76 and 1,248.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243.31 : 3,095.76 = 1,248.60 : x
2. Step 2: Convert to fraction form
   2,243.31/3,095.76 = 1,248.60/x
3. Step 3: Cross multiply
   2,243.31x = 3,095.76 × 1,248.60
4. Step 4: Simplify right side
   2,243.31x = 3,865,365.94
5. Step 5: Solve for x
   x = 3,865,365.94/2,243.31
6. Step 6: Final answer
   x = 1,723.06