Finding the Fourth Proportional to 897,410, 1,238,513.28 and 495,002

Step by Step Solution

1. Step 1: Write the proportion equation
   897,410 : 1,238,513.28 = 495,002 : x
2. Step 2: Convert to fraction form
   897,410/1,238,513.28 = 495,002/x
3. Step 3: Cross multiply
   897,410x = 1,238,513.28 × 495,002
4. Step 4: Simplify right side
   897,410x = 613,066,550,626.56
5. Step 5: Solve for x
   x = 613,066,550,626.56/897,410
6. Step 6: Final answer
   x = 683,151.01