Finding the Third Proportional to 2,106,864 and 3,178,632

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,864 : 3,178,632 = 3,178,632 : x
2. Step 2: Convert to fraction form
   2,106,864/3,178,632 = 3,178,632/x
3. Step 3: Cross multiply
   2,106,864x = 3,178,632 × 3,178,632
4. Step 4: Simplify right side
   2,106,864x = 10,103,701,391,424
5. Step 5: Solve for x
   x = 10,103,701,391,424/2,106,864
6. Step 6: Final answer
   x = 4,795,611.58