Finding the Third Proportional to 55,452,038 and 123,654,266

Step by Step Solution

1. Step 1: Write the proportion equation
   55,452,038 : 123,654,266 = 123,654,266 : x
2. Step 2: Convert to fraction form
   55,452,038/123,654,266 = 123,654,266/x
3. Step 3: Cross multiply
   55,452,038x = 123,654,266 × 123,654,266
4. Step 4: Simplify right side
   55,452,038x = 15,290,377,499,998,756
5. Step 5: Solve for x
   x = 15,290,377,499,998,756/55,452,038
6. Step 6: Final answer
   x = 275,740,586.85