Finding the Third Proportional to 7,118.43 and 10,956.36

Step by Step Solution

1. Step 1: Write the proportion equation
   7,118.43 : 10,956.36 = 10,956.36 : x
2. Step 2: Convert to fraction form
   7,118.43/10,956.36 = 10,956.36/x
3. Step 3: Cross multiply
   7,118.43x = 10,956.36 × 10,956.36
4. Step 4: Simplify right side
   7,118.43x = 120,041,767.96
5. Step 5: Solve for x
   x = 120,041,767.96/7,118.43
6. Step 6: Final answer
   x = 16,863.52