Finding the Fourth Proportional to 8,911.32, 13,371.53 and 5,951.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,911.32 : 13,371.53 = 5,951.78 : x
2. Step 2: Convert to fraction form
   8,911.32/13,371.53 = 5,951.78/x
3. Step 3: Cross multiply
   8,911.32x = 13,371.53 × 5,951.78
4. Step 4: Simplify right side
   8,911.32x = 79,584,404.82
5. Step 5: Solve for x
   x = 79,584,404.82/8,911.32
6. Step 6: Final answer
   x = 8,930.71