Finding the Fourth Proportional to 495,093.42, 741,974.91 and 270,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   495,093.42 : 741,974.91 = 270,116.72 : x
2. Step 2: Convert to fraction form
   495,093.42/741,974.91 = 270,116.72/x
3. Step 3: Cross multiply
   495,093.42x = 741,974.91 × 270,116.72
4. Step 4: Simplify right side
   495,093.42x = 200,419,829,011.50
5. Step 5: Solve for x
   x = 200,419,829,011.50/495,093.42
6. Step 6: Final answer
   x = 404,812.14