Finding the Third Proportional to 17,148,469,988 and 35,706,194,389

Step by Step Solution

1. Step 1: Write the proportion equation
   17,148,469,988 : 35,706,194,389 = 35,706,194,389 : x
2. Step 2: Convert to fraction form
   17,148,469,988/35,706,194,389 = 35,706,194,389/x
3. Step 3: Cross multiply
   17,148,469,988x = 35,706,194,389 × 35,706,194,389
4. Step 4: Simplify right side
   17,148,469,988x = 1,274,932,317,745,055,006,720
5. Step 5: Solve for x
   x = 1,274,932,317,745,055,006,720/17,148,469,988
6. Step 6: Final answer
   x = 74,346,709,568.68