Finding the Fourth Proportional to 10,579.36, 14,566.30 and 8,982.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,579.36 : 14,566.30 = 8,982.72 : x
2. Step 2: Convert to fraction form
   10,579.36/14,566.30 = 8,982.72/x
3. Step 3: Cross multiply
   10,579.36x = 14,566.30 × 8,982.72
4. Step 4: Simplify right side
   10,579.36x = 130,844,994.34
5. Step 5: Solve for x
   x = 130,844,994.34/10,579.36
6. Step 6: Final answer
   x = 12,367.95