Finding the Fourth Proportional to 3,456.15, 5,185.43 and 1,508.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,456.15 : 5,185.43 = 1,508.50 : x
2. Step 2: Convert to fraction form
   3,456.15/5,185.43 = 1,508.50/x
3. Step 3: Cross multiply
   3,456.15x = 5,185.43 × 1,508.50
4. Step 4: Simplify right side
   3,456.15x = 7,822,221.16
5. Step 5: Solve for x
   x = 7,822,221.16/3,456.15
6. Step 6: Final answer
   x = 2,263.28