Finding the Fourth Proportional to 1,359.04, 1,874.28 and 1,063.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.04 : 1,874.28 = 1,063.80 : x
2. Step 2: Convert to fraction form
   1,359.04/1,874.28 = 1,063.80/x
3. Step 3: Cross multiply
   1,359.04x = 1,874.28 × 1,063.80
4. Step 4: Simplify right side
   1,359.04x = 1,993,859.06
5. Step 5: Solve for x
   x = 1,993,859.06/1,359.04
6. Step 6: Final answer
   x = 1,467.11