Finding the Third Proportional to 7,131,998 and 10,834,380

Step by Step Solution

1. Step 1: Write the proportion equation
   7,131,998 : 10,834,380 = 10,834,380 : x
2. Step 2: Convert to fraction form
   7,131,998/10,834,380 = 10,834,380/x
3. Step 3: Cross multiply
   7,131,998x = 10,834,380 × 10,834,380
4. Step 4: Simplify right side
   7,131,998x = 117,383,789,984,400
5. Step 5: Solve for x
   x = 117,383,789,984,400/7,131,998
6. Step 6: Final answer
   x = 16,458,752.51