Finding the Fourth Proportional to 2,510.94, 3,766.39 and 1,478.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510.94 : 3,766.39 = 1,478.12 : x
2. Step 2: Convert to fraction form
   2,510.94/3,766.39 = 1,478.12/x
3. Step 3: Cross multiply
   2,510.94x = 3,766.39 × 1,478.12
4. Step 4: Simplify right side
   2,510.94x = 5,567,182.11
5. Step 5: Solve for x
   x = 5,567,182.11/2,510.94
6. Step 6: Final answer
   x = 2,217.17