Finding the Fourth Proportional to 8,498.17, 11,722.74 and 7,896.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,498.17 : 11,722.74 = 7,896.79 : x
2. Step 2: Convert to fraction form
   8,498.17/11,722.74 = 7,896.79/x
3. Step 3: Cross multiply
   8,498.17x = 11,722.74 × 7,896.79
4. Step 4: Simplify right side
   8,498.17x = 92,572,016.00
5. Step 5: Solve for x
   x = 92,572,016.00/8,498.17
6. Step 6: Final answer
   x = 10,893.17