Finding the Third Proportional to 4,126,880 and 9,269,568

Step by Step Solution

1. Step 1: Write the proportion equation
   4,126,880 : 9,269,568 = 9,269,568 : x
2. Step 2: Convert to fraction form
   4,126,880/9,269,568 = 9,269,568/x
3. Step 3: Cross multiply
   4,126,880x = 9,269,568 × 9,269,568
4. Step 4: Simplify right side
   4,126,880x = 85,924,890,906,624
5. Step 5: Solve for x
   x = 85,924,890,906,624/4,126,880
6. Step 6: Final answer
   x = 20,820,787.35