Finding the Fourth Proportional to 2,513.04, 3,467.78 and 1,393.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.04 : 3,467.78 = 1,393.92 : x
2. Step 2: Convert to fraction form
   2,513.04/3,467.78 = 1,393.92/x
3. Step 3: Cross multiply
   2,513.04x = 3,467.78 × 1,393.92
4. Step 4: Simplify right side
   2,513.04x = 4,833,807.90
5. Step 5: Solve for x
   x = 4,833,807.90/2,513.04
6. Step 6: Final answer
   x = 1,923.49