Finding the Fourth Proportional to 8,729.82, 12,047.46 and 4,953

Step by Step Solution

1. Step 1: Write the proportion equation
   8,729.82 : 12,047.46 = 4,953 : x
2. Step 2: Convert to fraction form
   8,729.82/12,047.46 = 4,953/x
3. Step 3: Cross multiply
   8,729.82x = 12,047.46 × 4,953
4. Step 4: Simplify right side
   8,729.82x = 59,671,069.38
5. Step 5: Solve for x
   x = 59,671,069.38/8,729.82
6. Step 6: Final answer
   x = 6,835.31