Finding the Fourth Proportional to 10,915.88, 15,063.91 and 5,947.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,915.88 : 15,063.91 = 5,947.88 : x
2. Step 2: Convert to fraction form
   10,915.88/15,063.91 = 5,947.88/x
3. Step 3: Cross multiply
   10,915.88x = 15,063.91 × 5,947.88
4. Step 4: Simplify right side
   10,915.88x = 89,598,238.82
5. Step 5: Solve for x
   x = 89,598,238.82/10,915.88
6. Step 6: Final answer
   x = 8,208.07