Finding the Third Proportional to 7,926,696 and 12,145,900

Step by Step Solution

1. Step 1: Write the proportion equation
   7,926,696 : 12,145,900 = 12,145,900 : x
2. Step 2: Convert to fraction form
   7,926,696/12,145,900 = 12,145,900/x
3. Step 3: Cross multiply
   7,926,696x = 12,145,900 × 12,145,900
4. Step 4: Simplify right side
   7,926,696x = 147,522,886,810,000
5. Step 5: Solve for x
   x = 147,522,886,810,000/7,926,696
6. Step 6: Final answer
   x = 18,610,892.46