Finding the Third Proportional to 1,044,144 and 2,211,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,044,144 : 2,211,840 = 2,211,840 : x
2. Step 2: Convert to fraction form
   1,044,144/2,211,840 = 2,211,840/x
3. Step 3: Cross multiply
   1,044,144x = 2,211,840 × 2,211,840
4. Step 4: Simplify right side
   1,044,144x = 4,892,236,185,600
5. Step 5: Solve for x
   x = 4,892,236,185,600/1,044,144
6. Step 6: Final answer
   x = 4,685,403.72