Finding the Fourth Proportional to 610,871.73, 843,498.27 and 381,696

Step by Step Solution

1. Step 1: Write the proportion equation
   610,871.73 : 843,498.27 = 381,696 : x
2. Step 2: Convert to fraction form
   610,871.73/843,498.27 = 381,696/x
3. Step 3: Cross multiply
   610,871.73x = 843,498.27 × 381,696
4. Step 4: Simplify right side
   610,871.73x = 321,959,915,665.92
5. Step 5: Solve for x
   x = 321,959,915,665.92/610,871.73
6. Step 6: Final answer
   x = 527,049.95