Finding the Fourth Proportional to 2,657.63, 3,667.48 and 1,478.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657.63 : 3,667.48 = 1,478.67 : x
2. Step 2: Convert to fraction form
   2,657.63/3,667.48 = 1,478.67/x
3. Step 3: Cross multiply
   2,657.63x = 3,667.48 × 1,478.67
4. Step 4: Simplify right side
   2,657.63x = 5,422,995.83
5. Step 5: Solve for x
   x = 5,422,995.83/2,657.63
6. Step 6: Final answer
   x = 2,040.54