Finding the Fourth Proportional to 2,610.65, 3,916.41 and 1,294.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.65 : 3,916.41 = 1,294.46 : x
2. Step 2: Convert to fraction form
   2,610.65/3,916.41 = 1,294.46/x
3. Step 3: Cross multiply
   2,610.65x = 3,916.41 × 1,294.46
4. Step 4: Simplify right side
   2,610.65x = 5,069,639.41
5. Step 5: Solve for x
   x = 5,069,639.41/2,610.65
6. Step 6: Final answer
   x = 1,941.91