Finding the Third Proportional to 8,241,226.50 and 12,123,510

Step by Step Solution

1. Step 1: Write the proportion equation
   8,241,226.50 : 12,123,510 = 12,123,510 : x
2. Step 2: Convert to fraction form
   8,241,226.50/12,123,510 = 12,123,510/x
3. Step 3: Cross multiply
   8,241,226.50x = 12,123,510 × 12,123,510
4. Step 4: Simplify right side
   8,241,226.50x = 146,979,494,720,100
5. Step 5: Solve for x
   x = 146,979,494,720,100/8,241,226.50
6. Step 6: Final answer
   x = 17,834,662.68