Finding the Fourth Proportional to 4,061.70, 6,078.15 and 2,823.30

Step by Step Solution

1. Step 1: Write the proportion equation
   4,061.70 : 6,078.15 = 2,823.30 : x
2. Step 2: Convert to fraction form
   4,061.70/6,078.15 = 2,823.30/x
3. Step 3: Cross multiply
   4,061.70x = 6,078.15 × 2,823.30
4. Step 4: Simplify right side
   4,061.70x = 17,160,440.90
5. Step 5: Solve for x
   x = 17,160,440.90/4,061.70
6. Step 6: Final answer
   x = 4,224.94