Finding the Fourth Proportional to 483,591.86, 667,336.56 and 268,730

Step by Step Solution

1. Step 1: Write the proportion equation
   483,591.86 : 667,336.56 = 268,730 : x
2. Step 2: Convert to fraction form
   483,591.86/667,336.56 = 268,730/x
3. Step 3: Cross multiply
   483,591.86x = 667,336.56 × 268,730
4. Step 4: Simplify right side
   483,591.86x = 179,333,353,768.80
5. Step 5: Solve for x
   x = 179,333,353,768.80/483,591.86
6. Step 6: Final answer
   x = 370,836.17