Finding the Fourth Proportional to 2,513.76, 3,468.57 and 1,394.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.76 : 3,468.57 = 1,394.52 : x
2. Step 2: Convert to fraction form
   2,513.76/3,468.57 = 1,394.52/x
3. Step 3: Cross multiply
   2,513.76x = 3,468.57 × 1,394.52
4. Step 4: Simplify right side
   2,513.76x = 4,836,990.24
5. Step 5: Solve for x
   x = 4,836,990.24/2,513.76
6. Step 6: Final answer
   x = 1,924.21