Finding the Fourth Proportional to 814,009, 1,123,332.42 and 451,488.37

Step by Step Solution

1. Step 1: Write the proportion equation
   814,009 : 1,123,332.42 = 451,488.37 : x
2. Step 2: Convert to fraction form
   814,009/1,123,332.42 = 451,488.37/x
3. Step 3: Cross multiply
   814,009x = 1,123,332.42 × 451,488.37
4. Step 4: Simplify right side
   814,009x = 507,171,523,273.96
5. Step 5: Solve for x
   x = 507,171,523,273.96/814,009
6. Step 6: Final answer
   x = 623,053.95