Finding the Fourth Proportional to 8,653.79, 11,951.00 and 7,456.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,653.79 : 11,951.00 = 7,456.34 : x
2. Step 2: Convert to fraction form
   8,653.79/11,951.00 = 7,456.34/x
3. Step 3: Cross multiply
   8,653.79x = 11,951.00 × 7,456.34
4. Step 4: Simplify right side
   8,653.79x = 89,110,622.30
5. Step 5: Solve for x
   x = 89,110,622.30/8,653.79
6. Step 6: Final answer
   x = 10,297.30