Finding the Third Proportional to 6,998.91 and 10,756.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,998.91 : 10,756.55 = 10,756.55 : x
2. Step 2: Convert to fraction form
   6,998.91/10,756.55 = 10,756.55/x
3. Step 3: Cross multiply
   6,998.91x = 10,756.55 × 10,756.55
4. Step 4: Simplify right side
   6,998.91x = 115,703,300.67
5. Step 5: Solve for x
   x = 115,703,300.67/6,998.91
6. Step 6: Final answer
   x = 16,531.63