Finding the Fourth Proportional to 2,248.60, 3,103.18 and 1,253.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,248.60 : 3,103.18 = 1,253.86 : x
2. Step 2: Convert to fraction form
   2,248.60/3,103.18 = 1,253.86/x
3. Step 3: Cross multiply
   2,248.60x = 3,103.18 × 1,253.86
4. Step 4: Simplify right side
   2,248.60x = 3,890,953.27
5. Step 5: Solve for x
   x = 3,890,953.27/2,248.60
6. Step 6: Final answer
   x = 1,730.39