Finding the Fourth Proportional to 881,436.82, 1,216,383.33 and 479,028.82

Step by Step Solution

1. Step 1: Write the proportion equation
   881,436.82 : 1,216,383.33 = 479,028.82 : x
2. Step 2: Convert to fraction form
   881,436.82/1,216,383.33 = 479,028.82/x
3. Step 3: Cross multiply
   881,436.82x = 1,216,383.33 × 479,028.82
4. Step 4: Simplify right side
   881,436.82x = 582,682,671,237.57
5. Step 5: Solve for x
   x = 582,682,671,237.57/881,436.82
6. Step 6: Final answer
   x = 661,060.05