Finding the Third Proportional to 55,452,036 and 123,654,264

Step by Step Solution

1. Step 1: Write the proportion equation
   55,452,036 : 123,654,264 = 123,654,264 : x
2. Step 2: Convert to fraction form
   55,452,036/123,654,264 = 123,654,264/x
3. Step 3: Cross multiply
   55,452,036x = 123,654,264 × 123,654,264
4. Step 4: Simplify right side
   55,452,036x = 15,290,377,005,381,696
5. Step 5: Solve for x
   x = 15,290,377,005,381,696/55,452,036
6. Step 6: Final answer
   x = 275,740,587.87