Finding the Fourth Proportional to 808,873.94, 1,116,650.52 and 503,048.83

Step by Step Solution

1. Step 1: Write the proportion equation
   808,873.94 : 1,116,650.52 = 503,048.83 : x
2. Step 2: Convert to fraction form
   808,873.94/1,116,650.52 = 503,048.83/x
3. Step 3: Cross multiply
   808,873.94x = 1,116,650.52 × 503,048.83
4. Step 4: Simplify right side
   808,873.94x = 561,729,737,604.89
5. Step 5: Solve for x
   x = 561,729,737,604.89/808,873.94
6. Step 6: Final answer
   x = 694,458.94