Finding the Third Proportional to 2,534,655 and 5,278,988

Step by Step Solution

1. Step 1: Write the proportion equation
   2,534,655 : 5,278,988 = 5,278,988 : x
2. Step 2: Convert to fraction form
   2,534,655/5,278,988 = 5,278,988/x
3. Step 3: Cross multiply
   2,534,655x = 5,278,988 × 5,278,988
4. Step 4: Simplify right side
   2,534,655x = 27,867,714,304,144
5. Step 5: Solve for x
   x = 27,867,714,304,144/2,534,655
6. Step 6: Final answer
   x = 10,994,677.50