Finding the Third Proportional to 874,694 and 1,819,219

Step by Step Solution

1. Step 1: Write the proportion equation
   874,694 : 1,819,219 = 1,819,219 : x
2. Step 2: Convert to fraction form
   874,694/1,819,219 = 1,819,219/x
3. Step 3: Cross multiply
   874,694x = 1,819,219 × 1,819,219
4. Step 4: Simplify right side
   874,694x = 3,309,557,769,961
5. Step 5: Solve for x
   x = 3,309,557,769,961/874,694
6. Step 6: Final answer
   x = 3,783,674.94