Finding the Third Proportional to 1,690,556 and 2,475,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,690,556 : 2,475,144 = 2,475,144 : x
2. Step 2: Convert to fraction form
   1,690,556/2,475,144 = 2,475,144/x
3. Step 3: Cross multiply
   1,690,556x = 2,475,144 × 2,475,144
4. Step 4: Simplify right side
   1,690,556x = 6,126,337,820,736
5. Step 5: Solve for x
   x = 6,126,337,820,736/1,690,556
6. Step 6: Final answer
   x = 3,623,859.74