Finding the Fourth Proportional to 2,650.24, 3,657.04 and 1,587.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.24 : 3,657.04 = 1,587.76 : x
2. Step 2: Convert to fraction form
   2,650.24/3,657.04 = 1,587.76/x
3. Step 3: Cross multiply
   2,650.24x = 3,657.04 × 1,587.76
4. Step 4: Simplify right side
   2,650.24x = 5,806,501.83
5. Step 5: Solve for x
   x = 5,806,501.83/2,650.24
6. Step 6: Final answer
   x = 2,190.93