Finding the Fourth Proportional to 8,498.72, 11,728.96 and 4,963.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,498.72 : 11,728.96 = 4,963.06 : x
2. Step 2: Convert to fraction form
   8,498.72/11,728.96 = 4,963.06/x
3. Step 3: Cross multiply
   8,498.72x = 11,728.96 × 4,963.06
4. Step 4: Simplify right side
   8,498.72x = 58,211,532.22
5. Step 5: Solve for x
   x = 58,211,532.22/8,498.72
6. Step 6: Final answer
   x = 6,849.45