Finding the Third Proportional to 578,883 and 894,568.50

Step by Step Solution

1. Step 1: Write the proportion equation
   578,883 : 894,568.50 = 894,568.50 : x
2. Step 2: Convert to fraction form
   578,883/894,568.50 = 894,568.50/x
3. Step 3: Cross multiply
   578,883x = 894,568.50 × 894,568.50
4. Step 4: Simplify right side
   578,883x = 800,252,801,192.25
5. Step 5: Solve for x
   x = 800,252,801,192.25/578,883
6. Step 6: Final answer
   x = 1,382,408.54