Finding the Third Proportional to 3,925,697 and 8,452,738

Step by Step Solution

1. Step 1: Write the proportion equation
   3,925,697 : 8,452,738 = 8,452,738 : x
2. Step 2: Convert to fraction form
   3,925,697/8,452,738 = 8,452,738/x
3. Step 3: Cross multiply
   3,925,697x = 8,452,738 × 8,452,738
4. Step 4: Simplify right side
   3,925,697x = 71,448,779,696,644
5. Step 5: Solve for x
   x = 71,448,779,696,644/3,925,697
6. Step 6: Final answer
   x = 18,200,278.75