Finding the Third Proportional to 5,349,492 and 10,431,056

Step by Step Solution

1. Step 1: Write the proportion equation
   5,349,492 : 10,431,056 = 10,431,056 : x
2. Step 2: Convert to fraction form
   5,349,492/10,431,056 = 10,431,056/x
3. Step 3: Cross multiply
   5,349,492x = 10,431,056 × 10,431,056
4. Step 4: Simplify right side
   5,349,492x = 108,806,929,275,136
5. Step 5: Solve for x
   x = 108,806,929,275,136/5,349,492
6. Step 6: Final answer
   x = 20,339,675.11