Finding the Third Proportional to 3,973,500 and 8,306,760

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973,500 : 8,306,760 = 8,306,760 : x
2. Step 2: Convert to fraction form
   3,973,500/8,306,760 = 8,306,760/x
3. Step 3: Cross multiply
   3,973,500x = 8,306,760 × 8,306,760
4. Step 4: Simplify right side
   3,973,500x = 69,002,261,697,600
5. Step 5: Solve for x
   x = 69,002,261,697,600/3,973,500
6. Step 6: Final answer
   x = 17,365,612.61