Finding the Fourth Proportional to 2,243.41, 3,095.61 and 1,248.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243.41 : 3,095.61 = 1,248.61 : x
2. Step 2: Convert to fraction form
   2,243.41/3,095.61 = 1,248.61/x
3. Step 3: Cross multiply
   2,243.41x = 3,095.61 × 1,248.61
4. Step 4: Simplify right side
   2,243.41x = 3,865,209.60
5. Step 5: Solve for x
   x = 3,865,209.60/2,243.41
6. Step 6: Final answer
   x = 1,722.92