Finding the Fourth Proportional to 2,657.27, 3,667.03 and 1,478.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657.27 : 3,667.03 = 1,478.31 : x
2. Step 2: Convert to fraction form
   2,657.27/3,667.03 = 1,478.31/x
3. Step 3: Cross multiply
   2,657.27x = 3,667.03 × 1,478.31
4. Step 4: Simplify right side
   2,657.27x = 5,421,007.12
5. Step 5: Solve for x
   x = 5,421,007.12/2,657.27
6. Step 6: Final answer
   x = 2,040.07