Finding the Third Proportional to 3,810,375 and 8,219,007

Step by Step Solution

1. Step 1: Write the proportion equation
   3,810,375 : 8,219,007 = 8,219,007 : x
2. Step 2: Convert to fraction form
   3,810,375/8,219,007 = 8,219,007/x
3. Step 3: Cross multiply
   3,810,375x = 8,219,007 × 8,219,007
4. Step 4: Simplify right side
   3,810,375x = 67,552,076,066,049
5. Step 5: Solve for x
   x = 67,552,076,066,049/3,810,375
6. Step 6: Final answer
   x = 17,728,458.76