Finding the Fourth Proportional to 3,902.94, 5,852.31 and 1,709.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,902.94 : 5,852.31 = 1,709.12 : x
2. Step 2: Convert to fraction form
   3,902.94/5,852.31 = 1,709.12/x
3. Step 3: Cross multiply
   3,902.94x = 5,852.31 × 1,709.12
4. Step 4: Simplify right side
   3,902.94x = 10,002,300.07
5. Step 5: Solve for x
   x = 10,002,300.07/3,902.94
6. Step 6: Final answer
   x = 2,562.76