Finding the Third Proportional to 1,861,242 and 2,986,227

Step by Step Solution

1. Step 1: Write the proportion equation
   1,861,242 : 2,986,227 = 2,986,227 : x
2. Step 2: Convert to fraction form
   1,861,242/2,986,227 = 2,986,227/x
3. Step 3: Cross multiply
   1,861,242x = 2,986,227 × 2,986,227
4. Step 4: Simplify right side
   1,861,242x = 8,917,551,695,529
5. Step 5: Solve for x
   x = 8,917,551,695,529/1,861,242
6. Step 6: Final answer
   x = 4,791,183.36