Finding the Third Proportional to 3,784,995 and 8,208,864

Step by Step Solution

1. Step 1: Write the proportion equation
   3,784,995 : 8,208,864 = 8,208,864 : x
2. Step 2: Convert to fraction form
   3,784,995/8,208,864 = 8,208,864/x
3. Step 3: Cross multiply
   3,784,995x = 8,208,864 × 8,208,864
4. Step 4: Simplify right side
   3,784,995x = 67,385,448,170,496
5. Step 5: Solve for x
   x = 67,385,448,170,496/3,784,995
6. Step 6: Final answer
   x = 17,803,312.33