Finding the Fourth Proportional to 1,095.59, 1,643.88 and 595.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095.59 : 1,643.88 = 595.43 : x
2. Step 2: Convert to fraction form
   1,095.59/1,643.88 = 595.43/x
3. Step 3: Cross multiply
   1,095.59x = 1,643.88 × 595.43
4. Step 4: Simplify right side
   1,095.59x = 978,815.65
5. Step 5: Solve for x
   x = 978,815.65/1,095.59
6. Step 6: Final answer
   x = 893.41