Finding the Fourth Proportional to 331,086.30, 495,955.37 and 303,499.32

Step by Step Solution

1. Step 1: Write the proportion equation
   331,086.30 : 495,955.37 = 303,499.32 : x
2. Step 2: Convert to fraction form
   331,086.30/495,955.37 = 303,499.32/x
3. Step 3: Cross multiply
   331,086.30x = 495,955.37 × 303,499.32
4. Step 4: Simplify right side
   331,086.30x = 150,522,116,444.26
5. Step 5: Solve for x
   x = 150,522,116,444.26/331,086.30
6. Step 6: Final answer
   x = 454,631.07