Finding the Fourth Proportional to 468,940.72, 647,123.12 and 267,736.72

Step by Step Solution

1. Step 1: Write the proportion equation
   468,940.72 : 647,123.12 = 267,736.72 : x
2. Step 2: Convert to fraction form
   468,940.72/647,123.12 = 267,736.72/x
3. Step 3: Cross multiply
   468,940.72x = 647,123.12 × 267,736.72
4. Step 4: Simplify right side
   468,940.72x = 173,258,621,584.97
5. Step 5: Solve for x
   x = 173,258,621,584.97/468,940.72
6. Step 6: Final answer
   x = 369,468.07