Finding the Fourth Proportional to 3,117.72, 4,679.82 and 2,296.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,117.72 : 4,679.82 = 2,296.92 : x
2. Step 2: Convert to fraction form
   3,117.72/4,679.82 = 2,296.92/x
3. Step 3: Cross multiply
   3,117.72x = 4,679.82 × 2,296.92
4. Step 4: Simplify right side
   3,117.72x = 10,749,172.15
5. Step 5: Solve for x
   x = 10,749,172.15/3,117.72
6. Step 6: Final answer
   x = 3,447.77