Finding the Third Proportional to 2,146,243.50 and 4,665,231

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,243.50 : 4,665,231 = 4,665,231 : x
2. Step 2: Convert to fraction form
   2,146,243.50/4,665,231 = 4,665,231/x
3. Step 3: Cross multiply
   2,146,243.50x = 4,665,231 × 4,665,231
4. Step 4: Simplify right side
   2,146,243.50x = 21,764,380,283,361
5. Step 5: Solve for x
   x = 21,764,380,283,361/2,146,243.50
6. Step 6: Final answer
   x = 10,140,685.47