Finding the Fourth Proportional to 8,722.32, 12,036.72 and 4,743.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,722.32 : 12,036.72 = 4,743.54 : x
2. Step 2: Convert to fraction form
   8,722.32/12,036.72 = 4,743.54/x
3. Step 3: Cross multiply
   8,722.32x = 12,036.72 × 4,743.54
4. Step 4: Simplify right side
   8,722.32x = 57,096,662.79
5. Step 5: Solve for x
   x = 57,096,662.79/8,722.32
6. Step 6: Final answer
   x = 6,546.04