Finding the Fourth Proportional to 3,637.38, 5,456.89 and 1,557.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,637.38 : 5,456.89 = 1,557.48 : x
2. Step 2: Convert to fraction form
   3,637.38/5,456.89 = 1,557.48/x
3. Step 3: Cross multiply
   3,637.38x = 5,456.89 × 1,557.48
4. Step 4: Simplify right side
   3,637.38x = 8,499,002.89
5. Step 5: Solve for x
   x = 8,499,002.89/3,637.38
6. Step 6: Final answer
   x = 2,336.57