Finding the Third Proportional to 16,896 and 34,440

Step by Step Solution

1. Step 1: Write the proportion equation
   16,896 : 34,440 = 34,440 : x
2. Step 2: Convert to fraction form
   16,896/34,440 = 34,440/x
3. Step 3: Cross multiply
   16,896x = 34,440 × 34,440
4. Step 4: Simplify right side
   16,896x = 1,186,113,600
5. Step 5: Solve for x
   x = 1,186,113,600/16,896
6. Step 6: Final answer
   x = 70,200.85