Finding the Fourth Proportional to 3,870.25, 5,338.38 and 2,594.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870.25 : 5,338.38 = 2,594.17 : x
2. Step 2: Convert to fraction form
   3,870.25/5,338.38 = 2,594.17/x
3. Step 3: Cross multiply
   3,870.25x = 5,338.38 × 2,594.17
4. Step 4: Simplify right side
   3,870.25x = 13,848,665.24
5. Step 5: Solve for x
   x = 13,848,665.24/3,870.25
6. Step 6: Final answer
   x = 3,578.24