Finding the Third Proportional to 3,471,918 and 7,631,056

Step by Step Solution

1. Step 1: Write the proportion equation
   3,471,918 : 7,631,056 = 7,631,056 : x
2. Step 2: Convert to fraction form
   3,471,918/7,631,056 = 7,631,056/x
3. Step 3: Cross multiply
   3,471,918x = 7,631,056 × 7,631,056
4. Step 4: Simplify right side
   3,471,918x = 58,233,015,675,136
5. Step 5: Solve for x
   x = 58,233,015,675,136/3,471,918
6. Step 6: Final answer
   x = 16,772,578.06