Finding the Fourth Proportional to 2,553.76, 3,828.88 and 1,092.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.76 : 3,828.88 = 1,092.48 : x
2. Step 2: Convert to fraction form
   2,553.76/3,828.88 = 1,092.48/x
3. Step 3: Cross multiply
   2,553.76x = 3,828.88 × 1,092.48
4. Step 4: Simplify right side
   2,553.76x = 4,182,974.82
5. Step 5: Solve for x
   x = 4,182,974.82/2,553.76
6. Step 6: Final answer
   x = 1,637.97