Finding the Third Proportional to 12,669,304 and 17,212,808

Step by Step Solution

1. Step 1: Write the proportion equation
   12,669,304 : 17,212,808 = 17,212,808 : x
2. Step 2: Convert to fraction form
   12,669,304/17,212,808 = 17,212,808/x
3. Step 3: Cross multiply
   12,669,304x = 17,212,808 × 17,212,808
4. Step 4: Simplify right side
   12,669,304x = 296,280,759,244,864
5. Step 5: Solve for x
   x = 296,280,759,244,864/12,669,304
6. Step 6: Final answer
   x = 23,385,717.10