Finding the Third Proportional to 8,180,772 and 12,113,670

Step by Step Solution

1. Step 1: Write the proportion equation
   8,180,772 : 12,113,670 = 12,113,670 : x
2. Step 2: Convert to fraction form
   8,180,772/12,113,670 = 12,113,670/x
3. Step 3: Cross multiply
   8,180,772x = 12,113,670 × 12,113,670
4. Step 4: Simplify right side
   8,180,772x = 146,741,000,868,900
5. Step 5: Solve for x
   x = 146,741,000,868,900/8,180,772
6. Step 6: Final answer
   x = 17,937,304.80