Finding the Fourth Proportional to 2,657.59, 3,667.29 and 1,478.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657.59 : 3,667.29 = 1,478.53 : x
2. Step 2: Convert to fraction form
   2,657.59/3,667.29 = 1,478.53/x
3. Step 3: Cross multiply
   2,657.59x = 3,667.29 × 1,478.53
4. Step 4: Simplify right side
   2,657.59x = 5,422,198.28
5. Step 5: Solve for x
   x = 5,422,198.28/2,657.59
6. Step 6: Final answer
   x = 2,040.27