Finding the Fourth Proportional to 8,377.43, 12,567.56 and 2,830.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,377.43 : 12,567.56 = 2,830.82 : x
2. Step 2: Convert to fraction form
   8,377.43/12,567.56 = 2,830.82/x
3. Step 3: Cross multiply
   8,377.43x = 12,567.56 × 2,830.82
4. Step 4: Simplify right side
   8,377.43x = 35,576,423.21
5. Step 5: Solve for x
   x = 35,576,423.21/8,377.43
6. Step 6: Final answer
   x = 4,246.70