Finding the Fourth Proportional to 8,722.24, 12,036.82 and 4,743.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,722.24 : 12,036.82 = 4,743.34 : x
2. Step 2: Convert to fraction form
   8,722.24/12,036.82 = 4,743.34/x
3. Step 3: Cross multiply
   8,722.24x = 12,036.82 × 4,743.34
4. Step 4: Simplify right side
   8,722.24x = 57,094,729.78
5. Step 5: Solve for x
   x = 57,094,729.78/8,722.24
6. Step 6: Final answer
   x = 6,545.88