Finding the Third Proportional to 1,222,560 and 1,833,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222,560 : 1,833,840 = 1,833,840 : x
2. Step 2: Convert to fraction form
   1,222,560/1,833,840 = 1,833,840/x
3. Step 3: Cross multiply
   1,222,560x = 1,833,840 × 1,833,840
4. Step 4: Simplify right side
   1,222,560x = 3,362,969,145,600
5. Step 5: Solve for x
   x = 3,362,969,145,600/1,222,560
6. Step 6: Final answer
   x = 2,750,760