Finding the Fourth Proportional to 2,587.76, 3,569.52 and 1,592.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587.76 : 3,569.52 = 1,592.24 : x
2. Step 2: Convert to fraction form
   2,587.76/3,569.52 = 1,592.24/x
3. Step 3: Cross multiply
   2,587.76x = 3,569.52 × 1,592.24
4. Step 4: Simplify right side
   2,587.76x = 5,683,532.52
5. Step 5: Solve for x
   x = 5,683,532.52/2,587.76
6. Step 6: Final answer
   x = 2,196.31