Finding the Fourth Proportional to 898,073.25, 1,239,342.71 and 495,665.25

Step by Step Solution

1. Step 1: Write the proportion equation
   898,073.25 : 1,239,342.71 = 495,665.25 : x
2. Step 2: Convert to fraction form
   898,073.25/1,239,342.71 = 495,665.25/x
3. Step 3: Cross multiply
   898,073.25x = 1,239,342.71 × 495,665.25
4. Step 4: Simplify right side
   898,073.25x = 614,299,111,709.50
5. Step 5: Solve for x
   x = 614,299,111,709.50/898,073.25
6. Step 6: Final answer
   x = 684,018.94