Finding the Third Proportional to 1,247,970 and 1,783,362

Step by Step Solution

1. Step 1: Write the proportion equation
   1,247,970 : 1,783,362 = 1,783,362 : x
2. Step 2: Convert to fraction form
   1,247,970/1,783,362 = 1,783,362/x
3. Step 3: Cross multiply
   1,247,970x = 1,783,362 × 1,783,362
4. Step 4: Simplify right side
   1,247,970x = 3,180,380,023,044
5. Step 5: Solve for x
   x = 3,180,380,023,044/1,247,970
6. Step 6: Final answer
   x = 2,548,442.69