Finding the Third Proportional to 1,247,927 and 1,783,317

Step by Step Solution

1. Step 1: Write the proportion equation
   1,247,927 : 1,783,317 = 1,783,317 : x
2. Step 2: Convert to fraction form
   1,247,927/1,783,317 = 1,783,317/x
3. Step 3: Cross multiply
   1,247,927x = 1,783,317 × 1,783,317
4. Step 4: Simplify right side
   1,247,927x = 3,180,219,522,489
5. Step 5: Solve for x
   x = 3,180,219,522,489/1,247,927
6. Step 6: Final answer
   x = 2,548,401.89