Finding the Fourth Proportional to 494,196.24, 681,984.72 and 267,836.88

Step by Step Solution

1. Step 1: Write the proportion equation
   494,196.24 : 681,984.72 = 267,836.88 : x
2. Step 2: Convert to fraction form
   494,196.24/681,984.72 = 267,836.88/x
3. Step 3: Cross multiply
   494,196.24x = 681,984.72 × 267,836.88
4. Step 4: Simplify right side
   494,196.24x = 182,660,659,612.47
5. Step 5: Solve for x
   x = 182,660,659,612.47/494,196.24
6. Step 6: Final answer
   x = 369,611.59