Finding the Third Proportional to 4,905,910 and 10,723,820

Step by Step Solution

1. Step 1: Write the proportion equation
   4,905,910 : 10,723,820 = 10,723,820 : x
2. Step 2: Convert to fraction form
   4,905,910/10,723,820 = 10,723,820/x
3. Step 3: Cross multiply
   4,905,910x = 10,723,820 × 10,723,820
4. Step 4: Simplify right side
   4,905,910x = 115,000,315,392,400
5. Step 5: Solve for x
   x = 115,000,315,392,400/4,905,910
6. Step 6: Final answer
   x = 23,441,179.19