Finding the Fourth Proportional to 597,978.48, 825,216.72 and 326,044.08

Step by Step Solution

1. Step 1: Write the proportion equation
   597,978.48 : 825,216.72 = 326,044.08 : x
2. Step 2: Convert to fraction form
   597,978.48/825,216.72 = 326,044.08/x
3. Step 3: Cross multiply
   597,978.48x = 825,216.72 × 326,044.08
4. Step 4: Simplify right side
   597,978.48x = 269,057,026,273.02
5. Step 5: Solve for x
   x = 269,057,026,273.02/597,978.48
6. Step 6: Final answer
   x = 449,944.33