Finding the Third Proportional to 1,231,600 and 1,961,242

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231,600 : 1,961,242 = 1,961,242 : x
2. Step 2: Convert to fraction form
   1,231,600/1,961,242 = 1,961,242/x
3. Step 3: Cross multiply
   1,231,600x = 1,961,242 × 1,961,242
4. Step 4: Simplify right side
   1,231,600x = 3,846,470,182,564
5. Step 5: Solve for x
   x = 3,846,470,182,564/1,231,600
6. Step 6: Final answer
   x = 3,123,148.90