Finding the Third Proportional to 3,854,448 and 8,300,880

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854,448 : 8,300,880 = 8,300,880 : x
2. Step 2: Convert to fraction form
   3,854,448/8,300,880 = 8,300,880/x
3. Step 3: Cross multiply
   3,854,448x = 8,300,880 × 8,300,880
4. Step 4: Simplify right side
   3,854,448x = 68,904,608,774,400
5. Step 5: Solve for x
   x = 68,904,608,774,400/3,854,448
6. Step 6: Final answer
   x = 17,876,647.65