Finding the Third Proportional to 2,255,664 and 3,321,192

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,664 : 3,321,192 = 3,321,192 : x
2. Step 2: Convert to fraction form
   2,255,664/3,321,192 = 3,321,192/x
3. Step 3: Cross multiply
   2,255,664x = 3,321,192 × 3,321,192
4. Step 4: Simplify right side
   2,255,664x = 11,030,316,300,864
5. Step 5: Solve for x
   x = 11,030,316,300,864/2,255,664
6. Step 6: Final answer
   x = 4,890,052.91