Finding the Third Proportional to 4,607,228 and 9,997,597

Step by Step Solution

1. Step 1: Write the proportion equation
   4,607,228 : 9,997,597 = 9,997,597 : x
2. Step 2: Convert to fraction form
   4,607,228/9,997,597 = 9,997,597/x
3. Step 3: Cross multiply
   4,607,228x = 9,997,597 × 9,997,597
4. Step 4: Simplify right side
   4,607,228x = 99,951,945,774,409
5. Step 5: Solve for x
   x = 99,951,945,774,409/4,607,228
6. Step 6: Final answer
   x = 21,694,595.05