Finding the Third Proportional to 3,648,395 and 8,445,056

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648,395 : 8,445,056 = 8,445,056 : x
2. Step 2: Convert to fraction form
   3,648,395/8,445,056 = 8,445,056/x
3. Step 3: Cross multiply
   3,648,395x = 8,445,056 × 8,445,056
4. Step 4: Simplify right side
   3,648,395x = 71,318,970,843,136
5. Step 5: Solve for x
   x = 71,318,970,843,136/3,648,395
6. Step 6: Final answer
   x = 19,548,039.85