Finding the Fourth Proportional to 897,715.50, 1,238,873.31 and 495,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   897,715.50 : 1,238,873.31 = 495,333.42 : x
2. Step 2: Convert to fraction form
   897,715.50/1,238,873.31 = 495,333.42/x
3. Step 3: Cross multiply
   897,715.50x = 1,238,873.31 × 495,333.42
4. Step 4: Simplify right side
   897,715.50x = 613,655,353,589.02
5. Step 5: Solve for x
   x = 613,655,353,589.02/897,715.50
6. Step 6: Final answer
   x = 683,574.42