Finding the Third Proportional to 873,828 and 1,875,636

Step by Step Solution

1. Step 1: Write the proportion equation
   873,828 : 1,875,636 = 1,875,636 : x
2. Step 2: Convert to fraction form
   873,828/1,875,636 = 1,875,636/x
3. Step 3: Cross multiply
   873,828x = 1,875,636 × 1,875,636
4. Step 4: Simplify right side
   873,828x = 3,518,010,404,496
5. Step 5: Solve for x
   x = 3,518,010,404,496/873,828
6. Step 6: Final answer
   x = 4,025,975.83