Finding the Fourth Proportional to 2,346.68, 3,517.34 and 1,112.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.68 : 3,517.34 = 1,112.34 : x
2. Step 2: Convert to fraction form
   2,346.68/3,517.34 = 1,112.34/x
3. Step 3: Cross multiply
   2,346.68x = 3,517.34 × 1,112.34
4. Step 4: Simplify right side
   2,346.68x = 3,912,477.98
5. Step 5: Solve for x
   x = 3,912,477.98/2,346.68
6. Step 6: Final answer
   x = 1,667.24