Finding the Fourth Proportional to 1,444.77, 2,159.24 and 1,055.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.77 : 2,159.24 = 1,055.59 : x
2. Step 2: Convert to fraction form
   1,444.77/2,159.24 = 1,055.59/x
3. Step 3: Cross multiply
   1,444.77x = 2,159.24 × 1,055.59
4. Step 4: Simplify right side
   1,444.77x = 2,279,261.48
5. Step 5: Solve for x
   x = 2,279,261.48/1,444.77
6. Step 6: Final answer
   x = 1,577.59