Finding the Fourth Proportional to 9,371.50, 12,934.72 and 5,967.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,371.50 : 12,934.72 = 5,967.78 : x
2. Step 2: Convert to fraction form
   9,371.50/12,934.72 = 5,967.78/x
3. Step 3: Cross multiply
   9,371.50x = 12,934.72 × 5,967.78
4. Step 4: Simplify right side
   9,371.50x = 77,191,522.28
5. Step 5: Solve for x
   x = 77,191,522.28/9,371.50
6. Step 6: Final answer
   x = 8,236.84