Finding the Third Proportional to 1,192,976 and 1,806,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,192,976 : 1,806,840 = 1,806,840 : x
2. Step 2: Convert to fraction form
   1,192,976/1,806,840 = 1,806,840/x
3. Step 3: Cross multiply
   1,192,976x = 1,806,840 × 1,806,840
4. Step 4: Simplify right side
   1,192,976x = 3,264,670,785,600
5. Step 5: Solve for x
   x = 3,264,670,785,600/1,192,976
6. Step 6: Final answer
   x = 2,736,577.09