Finding the Fourth Proportional to 801,063.89, 1,105,468.52 and 438,489.82

Step by Step Solution

1. Step 1: Write the proportion equation
   801,063.89 : 1,105,468.52 = 438,489.82 : x
2. Step 2: Convert to fraction form
   801,063.89/1,105,468.52 = 438,489.82/x
3. Step 3: Cross multiply
   801,063.89x = 1,105,468.52 × 438,489.82
4. Step 4: Simplify right side
   801,063.89x = 484,736,690,683.02
5. Step 5: Solve for x
   x = 484,736,690,683.02/801,063.89
6. Step 6: Final answer
   x = 605,116.14