Finding the Third Proportional to 225,954 and 486,899.50

Step by Step Solution

1. Step 1: Write the proportion equation
   225,954 : 486,899.50 = 486,899.50 : x
2. Step 2: Convert to fraction form
   225,954/486,899.50 = 486,899.50/x
3. Step 3: Cross multiply
   225,954x = 486,899.50 × 486,899.50
4. Step 4: Simplify right side
   225,954x = 237,071,123,100.25
5. Step 5: Solve for x
   x = 237,071,123,100.25/225,954
6. Step 6: Final answer
   x = 1,049,200.82