Finding the Fourth Proportional to 1,088,951.37, 1,633,426.55 and 330,789.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088,951.37 : 1,633,426.55 = 330,789.89 : x
2. Step 2: Convert to fraction form
   1,088,951.37/1,633,426.55 = 330,789.89/x
3. Step 3: Cross multiply
   1,088,951.37x = 1,633,426.55 × 330,789.89
4. Step 4: Simplify right side
   1,088,951.37x = 540,320,978,976.50
5. Step 5: Solve for x
   x = 540,320,978,976.50/1,088,951.37
6. Step 6: Final answer
   x = 496,184.67