Finding the Third Proportional to 5,466,436 and 8,486,150

Step by Step Solution

1. Step 1: Write the proportion equation
   5,466,436 : 8,486,150 = 8,486,150 : x
2. Step 2: Convert to fraction form
   5,466,436/8,486,150 = 8,486,150/x
3. Step 3: Cross multiply
   5,466,436x = 8,486,150 × 8,486,150
4. Step 4: Simplify right side
   5,466,436x = 72,014,741,822,500
5. Step 5: Solve for x
   x = 72,014,741,822,500/5,466,436
6. Step 6: Final answer
   x = 13,173,984.26