Finding the Third Proportional to 5,383,549 and 8,274,901

Step by Step Solution

1. Step 1: Write the proportion equation
   5,383,549 : 8,274,901 = 8,274,901 : x
2. Step 2: Convert to fraction form
   5,383,549/8,274,901 = 8,274,901/x
3. Step 3: Cross multiply
   5,383,549x = 8,274,901 × 8,274,901
4. Step 4: Simplify right side
   5,383,549x = 68,473,986,559,801
5. Step 5: Solve for x
   x = 68,473,986,559,801/5,383,549
6. Step 6: Final answer
   x = 12,719,116.43