Finding the Fourth Proportional to 2,657.73, 3,667.62 and 1,478.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657.73 : 3,667.62 = 1,478.79 : x
2. Step 2: Convert to fraction form
   2,657.73/3,667.62 = 1,478.79/x
3. Step 3: Cross multiply
   2,657.73x = 3,667.62 × 1,478.79
4. Step 4: Simplify right side
   2,657.73x = 5,423,639.78
5. Step 5: Solve for x
   x = 5,423,639.78/2,657.73
6. Step 6: Final answer
   x = 2,040.70