Finding the Fourth Proportional to 2,385.57, 3,292.86 and 1,544.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385.57 : 3,292.86 = 1,544.79 : x
2. Step 2: Convert to fraction form
   2,385.57/3,292.86 = 1,544.79/x
3. Step 3: Cross multiply
   2,385.57x = 3,292.86 × 1,544.79
4. Step 4: Simplify right side
   2,385.57x = 5,086,795.34
5. Step 5: Solve for x
   x = 5,086,795.34/2,385.57
6. Step 6: Final answer
   x = 2,132.32