Finding the Fourth Proportional to 3,902.01, 5,855.04 and 1,712.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,902.01 : 5,855.04 = 1,712.28 : x
2. Step 2: Convert to fraction form
   3,902.01/5,855.04 = 1,712.28/x
3. Step 3: Cross multiply
   3,902.01x = 5,855.04 × 1,712.28
4. Step 4: Simplify right side
   3,902.01x = 10,025,467.89
5. Step 5: Solve for x
   x = 10,025,467.89/3,902.01
6. Step 6: Final answer
   x = 2,569.31