Finding the Third Proportional to 9,609,848 and 12,943,812

Step by Step Solution

1. Step 1: Write the proportion equation
   9,609,848 : 12,943,812 = 12,943,812 : x
2. Step 2: Convert to fraction form
   9,609,848/12,943,812 = 12,943,812/x
3. Step 3: Cross multiply
   9,609,848x = 12,943,812 × 12,943,812
4. Step 4: Simplify right side
   9,609,848x = 167,542,269,091,344
5. Step 5: Solve for x
   x = 167,542,269,091,344/9,609,848
6. Step 6: Final answer
   x = 17,434,434.87