Finding the Third Proportional to 9,771,614 and 21,470,542

Step by Step Solution

1. Step 1: Write the proportion equation
   9,771,614 : 21,470,542 = 21,470,542 : x
2. Step 2: Convert to fraction form
   9,771,614/21,470,542 = 21,470,542/x
3. Step 3: Cross multiply
   9,771,614x = 21,470,542 × 21,470,542
4. Step 4: Simplify right side
   9,771,614x = 460,984,173,773,764
5. Step 5: Solve for x
   x = 460,984,173,773,764/9,771,614
6. Step 6: Final answer
   x = 47,175,847.69