Finding the Third Proportional to 4,040,400 and 8,977,650

Step by Step Solution

1. Step 1: Write the proportion equation
   4,040,400 : 8,977,650 = 8,977,650 : x
2. Step 2: Convert to fraction form
   4,040,400/8,977,650 = 8,977,650/x
3. Step 3: Cross multiply
   4,040,400x = 8,977,650 × 8,977,650
4. Step 4: Simplify right side
   4,040,400x = 80,598,199,522,500
5. Step 5: Solve for x
   x = 80,598,199,522,500/4,040,400
6. Step 6: Final answer
   x = 19,948,074.33