Finding the Fourth Proportional to 2,948.27, 4,064.82 and 2,415.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,948.27 : 4,064.82 = 2,415.18 : x
2. Step 2: Convert to fraction form
   2,948.27/4,064.82 = 2,415.18/x
3. Step 3: Cross multiply
   2,948.27x = 4,064.82 × 2,415.18
4. Step 4: Simplify right side
   2,948.27x = 9,817,278.15
5. Step 5: Solve for x
   x = 9,817,278.15/2,948.27
6. Step 6: Final answer
   x = 3,329.85