Finding the Third Proportional to 79,974,951,366 and 166,569,382,419

Step by Step Solution

1. Step 1: Write the proportion equation
   79,974,951,366 : 166,569,382,419 = 166,569,382,419 : x
2. Step 2: Convert to fraction form
   79,974,951,366/166,569,382,419 = 166,569,382,419/x
3. Step 3: Cross multiply
   79,974,951,366x = 166,569,382,419 × 166,569,382,419
4. Step 4: Simplify right side
   79,974,951,366x = 27,745,359,159,447,066,247,168
5. Step 5: Solve for x
   x = 27,745,359,159,447,066,247,168/79,974,951,366
6. Step 6: Final answer
   x = 346,925,614,652.42