Finding the Fourth Proportional to 1,657.34, 2,482.41 and 1,078.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,657.34 : 2,482.41 = 1,078.46 : x
2. Step 2: Convert to fraction form
   1,657.34/2,482.41 = 1,078.46/x
3. Step 3: Cross multiply
   1,657.34x = 2,482.41 × 1,078.46
4. Step 4: Simplify right side
   1,657.34x = 2,677,179.89
5. Step 5: Solve for x
   x = 2,677,179.89/1,657.34
6. Step 6: Final answer
   x = 1,615.35