Finding the Fourth Proportional to 10,830.72, 16,246.68 and 3,040.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,830.72 : 16,246.68 = 3,040.16 : x
2. Step 2: Convert to fraction form
   10,830.72/16,246.68 = 3,040.16/x
3. Step 3: Cross multiply
   10,830.72x = 16,246.68 × 3,040.16
4. Step 4: Simplify right side
   10,830.72x = 49,392,506.67
5. Step 5: Solve for x
   x = 49,392,506.67/10,830.72
6. Step 6: Final answer
   x = 4,560.41