Finding the Fourth Proportional to 895,993.89, 1,236,471.02 and 493,585.89

Step by Step Solution

1. Step 1: Write the proportion equation
   895,993.89 : 1,236,471.02 = 493,585.89 : x
2. Step 2: Convert to fraction form
   895,993.89/1,236,471.02 = 493,585.89/x
3. Step 3: Cross multiply
   895,993.89x = 1,236,471.02 × 493,585.89
4. Step 4: Simplify right side
   895,993.89x = 610,304,648,865.91
5. Step 5: Solve for x
   x = 610,304,648,865.91/895,993.89
6. Step 6: Final answer
   x = 681,148.23