Finding the Third Proportional to 9,787,400 and 21,074,704

Step by Step Solution

1. Step 1: Write the proportion equation
   9,787,400 : 21,074,704 = 21,074,704 : x
2. Step 2: Convert to fraction form
   9,787,400/21,074,704 = 21,074,704/x
3. Step 3: Cross multiply
   9,787,400x = 21,074,704 × 21,074,704
4. Step 4: Simplify right side
   9,787,400x = 444,143,148,687,616
5. Step 5: Solve for x
   x = 444,143,148,687,616/9,787,400
6. Step 6: Final answer
   x = 45,379,073.98