Finding the Fourth Proportional to 2,512.48, 3,467.24 and 1,393.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,512.48 : 3,467.24 = 1,393.35 : x
2. Step 2: Convert to fraction form
   2,512.48/3,467.24 = 1,393.35/x
3. Step 3: Cross multiply
   2,512.48x = 3,467.24 × 1,393.35
4. Step 4: Simplify right side
   2,512.48x = 4,831,071.89
5. Step 5: Solve for x
   x = 4,831,071.89/2,512.48
6. Step 6: Final answer
   x = 1,922.83