Finding the Third Proportional to 3,859,964 and 8,250,019

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859,964 : 8,250,019 = 8,250,019 : x
2. Step 2: Convert to fraction form
   3,859,964/8,250,019 = 8,250,019/x
3. Step 3: Cross multiply
   3,859,964x = 8,250,019 × 8,250,019
4. Step 4: Simplify right side
   3,859,964x = 68,062,813,500,361
5. Step 5: Solve for x
   x = 68,062,813,500,361/3,859,964
6. Step 6: Final answer
   x = 17,633,017.69