Finding the Third Proportional to 423,227.25 and 904,693.50

Step by Step Solution

1. Step 1: Write the proportion equation
   423,227.25 : 904,693.50 = 904,693.50 : x
2. Step 2: Convert to fraction form
   423,227.25/904,693.50 = 904,693.50/x
3. Step 3: Cross multiply
   423,227.25x = 904,693.50 × 904,693.50
4. Step 4: Simplify right side
   423,227.25x = 818,470,328,942.25
5. Step 5: Solve for x
   x = 818,470,328,942.25/423,227.25
6. Step 6: Final answer
   x = 1,933,879.09