Finding the Fourth Proportional to 1,159.50, 1,746.20 and 1,055.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,159.50 : 1,746.20 = 1,055.82 : x
2. Step 2: Convert to fraction form
   1,159.50/1,746.20 = 1,055.82/x
3. Step 3: Cross multiply
   1,159.50x = 1,746.20 × 1,055.82
4. Step 4: Simplify right side
   1,159.50x = 1,843,667.60
5. Step 5: Solve for x
   x = 1,843,667.60/1,159.50
6. Step 6: Final answer
   x = 1,590.05