Finding the Third Proportional to 6,912 and 10,998

Step by Step Solution

1. Step 1: Write the proportion equation
   6,912 : 10,998 = 10,998 : x
2. Step 2: Convert to fraction form
   6,912/10,998 = 10,998/x
3. Step 3: Cross multiply
   6,912x = 10,998 × 10,998
4. Step 4: Simplify right side
   6,912x = 120,956,004
5. Step 5: Solve for x
   x = 120,956,004/6,912
6. Step 6: Final answer
   x = 17,499.42