Finding the Third Proportional to 5,221,908 and 7,982,934

Step by Step Solution

1. Step 1: Write the proportion equation
   5,221,908 : 7,982,934 = 7,982,934 : x
2. Step 2: Convert to fraction form
   5,221,908/7,982,934 = 7,982,934/x
3. Step 3: Cross multiply
   5,221,908x = 7,982,934 × 7,982,934
4. Step 4: Simplify right side
   5,221,908x = 63,727,235,248,356
5. Step 5: Solve for x
   x = 63,727,235,248,356/5,221,908
6. Step 6: Final answer
   x = 12,203,821.91