Finding the Third Proportional to 1,402,800 and 2,169,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402,800 : 2,169,672 = 2,169,672 : x
2. Step 2: Convert to fraction form
   1,402,800/2,169,672 = 2,169,672/x
3. Step 3: Cross multiply
   1,402,800x = 2,169,672 × 2,169,672
4. Step 4: Simplify right side
   1,402,800x = 4,707,476,587,584
5. Step 5: Solve for x
   x = 4,707,476,587,584/1,402,800
6. Step 6: Final answer
   x = 3,355,771.73