Finding the Fourth Proportional to 2,659.78, 3,670.48 and 1,480.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,659.78 : 3,670.48 = 1,480.86 : x
2. Step 2: Convert to fraction form
   2,659.78/3,670.48 = 1,480.86/x
3. Step 3: Cross multiply
   2,659.78x = 3,670.48 × 1,480.86
4. Step 4: Simplify right side
   2,659.78x = 5,435,467.01
5. Step 5: Solve for x
   x = 5,435,467.01/2,659.78
6. Step 6: Final answer
   x = 2,043.58