Finding the Fourth Proportional to 1,559.59, 2,152.57 and 1,063.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.59 : 2,152.57 = 1,063.41 : x
2. Step 2: Convert to fraction form
   1,559.59/2,152.57 = 1,063.41/x
3. Step 3: Cross multiply
   1,559.59x = 2,152.57 × 1,063.41
4. Step 4: Simplify right side
   1,559.59x = 2,289,061.81
5. Step 5: Solve for x
   x = 2,289,061.81/1,559.59
6. Step 6: Final answer
   x = 1,467.74