Finding the Third Proportional to 3,862,800 and 8,314,656

Step by Step Solution

1. Step 1: Write the proportion equation
   3,862,800 : 8,314,656 = 8,314,656 : x
2. Step 2: Convert to fraction form
   3,862,800/8,314,656 = 8,314,656/x
3. Step 3: Cross multiply
   3,862,800x = 8,314,656 × 8,314,656
4. Step 4: Simplify right side
   3,862,800x = 69,133,504,398,336
5. Step 5: Solve for x
   x = 69,133,504,398,336/3,862,800
6. Step 6: Final answer
   x = 17,897,251.84