Finding the Fourth Proportional to 460,870.02, 635,456.61 and 315,745.38

Step by Step Solution

1. Step 1: Write the proportion equation
   460,870.02 : 635,456.61 = 315,745.38 : x
2. Step 2: Convert to fraction form
   460,870.02/635,456.61 = 315,745.38/x
3. Step 3: Cross multiply
   460,870.02x = 635,456.61 × 315,745.38
4. Step 4: Simplify right side
   460,870.02x = 200,642,488,797.96
5. Step 5: Solve for x
   x = 200,642,488,797.96/460,870.02
6. Step 6: Final answer
   x = 435,355.91