Finding the Fourth Proportional to 5,429.34, 8,137.62 and 2,308.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.34 : 8,137.62 = 2,308.41 : x
2. Step 2: Convert to fraction form
   5,429.34/8,137.62 = 2,308.41/x
3. Step 3: Cross multiply
   5,429.34x = 8,137.62 × 2,308.41
4. Step 4: Simplify right side
   5,429.34x = 18,784,963.38
5. Step 5: Solve for x
   x = 18,784,963.38/5,429.34
6. Step 6: Final answer
   x = 3,459.90