Finding the Third Proportional to 3,801,710 and 7,872,880

Step by Step Solution

1. Step 1: Write the proportion equation
   3,801,710 : 7,872,880 = 7,872,880 : x
2. Step 2: Convert to fraction form
   3,801,710/7,872,880 = 7,872,880/x
3. Step 3: Cross multiply
   3,801,710x = 7,872,880 × 7,872,880
4. Step 4: Simplify right side
   3,801,710x = 61,982,239,494,400
5. Step 5: Solve for x
   x = 61,982,239,494,400/3,801,710
6. Step 6: Final answer
   x = 16,303,778.96