Finding the Fourth Proportional to 814,268.86, 1,123,697.25 and 446,743.54

Step by Step Solution

1. Step 1: Write the proportion equation
   814,268.86 : 1,123,697.25 = 446,743.54 : x
2. Step 2: Convert to fraction form
   814,268.86/1,123,697.25 = 446,743.54/x
3. Step 3: Cross multiply
   814,268.86x = 1,123,697.25 × 446,743.54
4. Step 4: Simplify right side
   814,268.86x = 502,004,487,353.27
5. Step 5: Solve for x
   x = 502,004,487,353.27/814,268.86
6. Step 6: Final answer
   x = 616,509.50