Finding the Fourth Proportional to 2,504.52, 3,456.02 and 1,385.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.52 : 3,456.02 = 1,385.44 : x
2. Step 2: Convert to fraction form
   2,504.52/3,456.02 = 1,385.44/x
3. Step 3: Cross multiply
   2,504.52x = 3,456.02 × 1,385.44
4. Step 4: Simplify right side
   2,504.52x = 4,788,108.35
5. Step 5: Solve for x
   x = 4,788,108.35/2,504.52
6. Step 6: Final answer
   x = 1,911.79