Finding the Fourth Proportional to 8,729.33, 12,047.72 and 4,953.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,729.33 : 12,047.72 = 4,953.43 : x
2. Step 2: Convert to fraction form
   8,729.33/12,047.72 = 4,953.43/x
3. Step 3: Cross multiply
   8,729.33x = 12,047.72 × 4,953.43
4. Step 4: Simplify right side
   8,729.33x = 59,677,452.67
5. Step 5: Solve for x
   x = 59,677,452.67/8,729.33
6. Step 6: Final answer
   x = 6,836.43