Finding the Fourth Proportional to 2,346.62, 3,517.25 and 1,112.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.62 : 3,517.25 = 1,112.28 : x
2. Step 2: Convert to fraction form
   2,346.62/3,517.25 = 1,112.28/x
3. Step 3: Cross multiply
   2,346.62x = 3,517.25 × 1,112.28
4. Step 4: Simplify right side
   2,346.62x = 3,912,161.27
5. Step 5: Solve for x
   x = 3,912,161.27/2,346.62
6. Step 6: Final answer
   x = 1,667.15