Finding the Fourth Proportional to 494,046.01, 681,783.98 and 267,691.51

Step by Step Solution

1. Step 1: Write the proportion equation
   494,046.01 : 681,783.98 = 267,691.51 : x
2. Step 2: Convert to fraction form
   494,046.01/681,783.98 = 267,691.51/x
3. Step 3: Cross multiply
   494,046.01x = 681,783.98 × 267,691.51
4. Step 4: Simplify right side
   494,046.01x = 182,507,783,100.01
5. Step 5: Solve for x
   x = 182,507,783,100.01/494,046.01
6. Step 6: Final answer
   x = 369,414.55