Finding the Third Proportional to 5,420,232 and 8,397,649

Step by Step Solution

1. Step 1: Write the proportion equation
   5,420,232 : 8,397,649 = 8,397,649 : x
2. Step 2: Convert to fraction form
   5,420,232/8,397,649 = 8,397,649/x
3. Step 3: Cross multiply
   5,420,232x = 8,397,649 × 8,397,649
4. Step 4: Simplify right side
   5,420,232x = 70,520,508,727,201
5. Step 5: Solve for x
   x = 70,520,508,727,201/5,420,232
6. Step 6: Final answer
   x = 13,010,607.06