Finding the Fourth Proportional to 2,540.60, 3,506.76 and 1,478.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.60 : 3,506.76 = 1,478.84 : x
2. Step 2: Convert to fraction form
   2,540.60/3,506.76 = 1,478.84/x
3. Step 3: Cross multiply
   2,540.60x = 3,506.76 × 1,478.84
4. Step 4: Simplify right side
   2,540.60x = 5,185,936.96
5. Step 5: Solve for x
   x = 5,185,936.96/2,540.60
6. Step 6: Final answer
   x = 2,041.23