Finding the Third Proportional to 398,752 and 875,010

Step by Step Solution

1. Step 1: Write the proportion equation
   398,752 : 875,010 = 875,010 : x
2. Step 2: Convert to fraction form
   398,752/875,010 = 875,010/x
3. Step 3: Cross multiply
   398,752x = 875,010 × 875,010
4. Step 4: Simplify right side
   398,752x = 765,642,500,100
5. Step 5: Solve for x
   x = 765,642,500,100/398,752
6. Step 6: Final answer
   x = 1,920,096.95