Finding the Third Proportional to 3,734,262 and 8,191,404

Step by Step Solution

1. Step 1: Write the proportion equation
   3,734,262 : 8,191,404 = 8,191,404 : x
2. Step 2: Convert to fraction form
   3,734,262/8,191,404 = 8,191,404/x
3. Step 3: Cross multiply
   3,734,262x = 8,191,404 × 8,191,404
4. Step 4: Simplify right side
   3,734,262x = 67,099,099,491,216
5. Step 5: Solve for x
   x = 67,099,099,491,216/3,734,262
6. Step 6: Final answer
   x = 17,968,503.41