Finding the Third Proportional to 875,864 and 1,888,456

Step by Step Solution

1. Step 1: Write the proportion equation
   875,864 : 1,888,456 = 1,888,456 : x
2. Step 2: Convert to fraction form
   875,864/1,888,456 = 1,888,456/x
3. Step 3: Cross multiply
   875,864x = 1,888,456 × 1,888,456
4. Step 4: Simplify right side
   875,864x = 3,566,266,063,936
5. Step 5: Solve for x
   x = 3,566,266,063,936/875,864
6. Step 6: Final answer
   x = 4,071,712.12