Finding the Fourth Proportional to 2,524.47, 3,485.82 and 1,641.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,524.47 : 3,485.82 = 1,641.78 : x
2. Step 2: Convert to fraction form
   2,524.47/3,485.82 = 1,641.78/x
3. Step 3: Cross multiply
   2,524.47x = 3,485.82 × 1,641.78
4. Step 4: Simplify right side
   2,524.47x = 5,722,949.56
5. Step 5: Solve for x
   x = 5,722,949.56/2,524.47
6. Step 6: Final answer
   x = 2,266.99