Finding the Fourth Proportional to 8,434.35, 12,641.27 and 5,969.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,434.35 : 12,641.27 = 5,969.88 : x
2. Step 2: Convert to fraction form
   8,434.35/12,641.27 = 5,969.88/x
3. Step 3: Cross multiply
   8,434.35x = 12,641.27 × 5,969.88
4. Step 4: Simplify right side
   8,434.35x = 75,466,835.10
5. Step 5: Solve for x
   x = 75,466,835.10/8,434.35
6. Step 6: Final answer
   x = 8,947.56