Finding the Third Proportional to 884,390 and 2,078,849

Step by Step Solution

1. Step 1: Write the proportion equation
   884,390 : 2,078,849 = 2,078,849 : x
2. Step 2: Convert to fraction form
   884,390/2,078,849 = 2,078,849/x
3. Step 3: Cross multiply
   884,390x = 2,078,849 × 2,078,849
4. Step 4: Simplify right side
   884,390x = 4,321,613,164,801
5. Step 5: Solve for x
   x = 4,321,613,164,801/884,390
6. Step 6: Final answer
   x = 4,886,546.85