Finding the Fourth Proportional to 2,248.42, 3,102.71 and 1,253.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,248.42 : 3,102.71 = 1,253.67 : x
2. Step 2: Convert to fraction form
   2,248.42/3,102.71 = 1,253.67/x
3. Step 3: Cross multiply
   2,248.42x = 3,102.71 × 1,253.67
4. Step 4: Simplify right side
   2,248.42x = 3,889,774.45
5. Step 5: Solve for x
   x = 3,889,774.45/2,248.42
6. Step 6: Final answer
   x = 1,730.00