Finding the Fourth Proportional to 2,259.25, 3,389.49 and 942.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.25 : 3,389.49 = 942.57 : x
2. Step 2: Convert to fraction form
   2,259.25/3,389.49 = 942.57/x
3. Step 3: Cross multiply
   2,259.25x = 3,389.49 × 942.57
4. Step 4: Simplify right side
   2,259.25x = 3,194,815.34
5. Step 5: Solve for x
   x = 3,194,815.34/2,259.25
6. Step 6: Final answer
   x = 1,414.11