Finding the Fourth Proportional to 2,513.57, 3,468.74 and 1,394.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.57 : 3,468.74 = 1,394.58 : x
2. Step 2: Convert to fraction form
   2,513.57/3,468.74 = 1,394.58/x
3. Step 3: Cross multiply
   2,513.57x = 3,468.74 × 1,394.58
4. Step 4: Simplify right side
   2,513.57x = 4,837,420.04
5. Step 5: Solve for x
   x = 4,837,420.04/2,513.57
6. Step 6: Final answer
   x = 1,924.53