Finding the Third Proportional to 3,706,452 and 8,121,492

Step by Step Solution

1. Step 1: Write the proportion equation
   3,706,452 : 8,121,492 = 8,121,492 : x
2. Step 2: Convert to fraction form
   3,706,452/8,121,492 = 8,121,492/x
3. Step 3: Cross multiply
   3,706,452x = 8,121,492 × 8,121,492
4. Step 4: Simplify right side
   3,706,452x = 65,958,632,306,064
5. Step 5: Solve for x
   x = 65,958,632,306,064/3,706,452
6. Step 6: Final answer
   x = 17,795,625.66