Finding the Fourth Proportional to 10,248.72, 15,371.40 and 3,673.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,248.72 : 15,371.40 = 3,673.92 : x
2. Step 2: Convert to fraction form
   10,248.72/15,371.40 = 3,673.92/x
3. Step 3: Cross multiply
   10,248.72x = 15,371.40 × 3,673.92
4. Step 4: Simplify right side
   10,248.72x = 56,473,293.89
5. Step 5: Solve for x
   x = 56,473,293.89/10,248.72
6. Step 6: Final answer
   x = 5,510.28