Finding the Fourth Proportional to 2,504.66, 3,456.27 and 1,385.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.66 : 3,456.27 = 1,385.52 : x
2. Step 2: Convert to fraction form
   2,504.66/3,456.27 = 1,385.52/x
3. Step 3: Cross multiply
   2,504.66x = 3,456.27 × 1,385.52
4. Step 4: Simplify right side
   2,504.66x = 4,788,737.69
5. Step 5: Solve for x
   x = 4,788,737.69/2,504.66
6. Step 6: Final answer
   x = 1,911.94