Finding the Third Proportional to 5,161,950 and 7,988,958

Step by Step Solution

1. Step 1: Write the proportion equation
   5,161,950 : 7,988,958 = 7,988,958 : x
2. Step 2: Convert to fraction form
   5,161,950/7,988,958 = 7,988,958/x
3. Step 3: Cross multiply
   5,161,950x = 7,988,958 × 7,988,958
4. Step 4: Simplify right side
   5,161,950x = 63,823,449,925,764
5. Step 5: Solve for x
   x = 63,823,449,925,764/5,161,950
6. Step 6: Final answer
   x = 12,364,213.12