Finding the Fourth Proportional to 629,298.82, 868,404.22 and 367,678.27

Step by Step Solution

1. Step 1: Write the proportion equation
   629,298.82 : 868,404.22 = 367,678.27 : x
2. Step 2: Convert to fraction form
   629,298.82/868,404.22 = 367,678.27/x
3. Step 3: Cross multiply
   629,298.82x = 868,404.22 × 367,678.27
4. Step 4: Simplify right side
   629,298.82x = 319,293,361,270.30
5. Step 5: Solve for x
   x = 319,293,361,270.30/629,298.82
6. Step 6: Final answer
   x = 507,379.56