Finding the Third Proportional to 8,160,908 and 12,592,474

Step by Step Solution

1. Step 1: Write the proportion equation
   8,160,908 : 12,592,474 = 12,592,474 : x
2. Step 2: Convert to fraction form
   8,160,908/12,592,474 = 12,592,474/x
3. Step 3: Cross multiply
   8,160,908x = 12,592,474 × 12,592,474
4. Step 4: Simplify right side
   8,160,908x = 158,570,401,440,676
5. Step 5: Solve for x
   x = 158,570,401,440,676/8,160,908
6. Step 6: Final answer
   x = 19,430,485.12