Finding the Third Proportional to 79,654,564 and 123,019,318

Step by Step Solution

1. Step 1: Write the proportion equation
   79,654,564 : 123,019,318 = 123,019,318 : x
2. Step 2: Convert to fraction form
   79,654,564/123,019,318 = 123,019,318/x
3. Step 3: Cross multiply
   79,654,564x = 123,019,318 × 123,019,318
4. Step 4: Simplify right side
   79,654,564x = 15,133,752,601,185,124
5. Step 5: Solve for x
   x = 15,133,752,601,185,124/79,654,564
6. Step 6: Final answer
   x = 189,992,284.70