Finding the Third Proportional to 2,647,152 and 5,612,157

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647,152 : 5,612,157 = 5,612,157 : x
2. Step 2: Convert to fraction form
   2,647,152/5,612,157 = 5,612,157/x
3. Step 3: Cross multiply
   2,647,152x = 5,612,157 × 5,612,157
4. Step 4: Simplify right side
   2,647,152x = 31,496,306,192,649
5. Step 5: Solve for x
   x = 31,496,306,192,649/2,647,152
6. Step 6: Final answer
   x = 11,898,185.75