Finding the Fourth Proportional to 2,913.31, 4,366.32 and 2,294.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,913.31 : 4,366.32 = 2,294.57 : x
2. Step 2: Convert to fraction form
   2,913.31/4,366.32 = 2,294.57/x
3. Step 3: Cross multiply
   2,913.31x = 4,366.32 × 2,294.57
4. Step 4: Simplify right side
   2,913.31x = 10,018,815.41
5. Step 5: Solve for x
   x = 10,018,815.41/2,913.31
6. Step 6: Final answer
   x = 3,438.98