Finding the Third Proportional to 12,797,710.50 and 18,108,366

Step by Step Solution

1. Step 1: Write the proportion equation
   12,797,710.50 : 18,108,366 = 18,108,366 : x
2. Step 2: Convert to fraction form
   12,797,710.50/18,108,366 = 18,108,366/x
3. Step 3: Cross multiply
   12,797,710.50x = 18,108,366 × 18,108,366
4. Step 4: Simplify right side
   12,797,710.50x = 327,912,919,189,956
5. Step 5: Solve for x
   x = 327,912,919,189,956/12,797,710.50
6. Step 6: Final answer
   x = 25,622,779.89