Finding the Fourth Proportional to 322,533.72, 483,193.69 and 189,017.37

Step by Step Solution

1. Step 1: Write the proportion equation
   322,533.72 : 483,193.69 = 189,017.37 : x
2. Step 2: Convert to fraction form
   322,533.72/483,193.69 = 189,017.37/x
3. Step 3: Cross multiply
   322,533.72x = 483,193.69 × 189,017.37
4. Step 4: Simplify right side
   322,533.72x = 91,332,000,011.85
5. Step 5: Solve for x
   x = 91,332,000,011.85/322,533.72
6. Step 6: Final answer
   x = 283,170.39