Finding the Fourth Proportional to 897,527.88, 1,238,502.42 and 495,093.96

Step by Step Solution

1. Step 1: Write the proportion equation
   897,527.88 : 1,238,502.42 = 495,093.96 : x
2. Step 2: Convert to fraction form
   897,527.88/1,238,502.42 = 495,093.96/x
3. Step 3: Cross multiply
   897,527.88x = 1,238,502.42 × 495,093.96
4. Step 4: Simplify right side
   897,527.88x = 613,175,067,587.38
5. Step 5: Solve for x
   x = 613,175,067,587.38/897,527.88
6. Step 6: Final answer
   x = 683,182.20