Finding the Fourth Proportional to 1,158.38, 1,589.05 and 1,095.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158.38 : 1,589.05 = 1,095.61 : x
2. Step 2: Convert to fraction form
   1,158.38/1,589.05 = 1,095.61/x
3. Step 3: Cross multiply
   1,158.38x = 1,589.05 × 1,095.61
4. Step 4: Simplify right side
   1,158.38x = 1,740,973.59
5. Step 5: Solve for x
   x = 1,740,973.59/1,158.38
6. Step 6: Final answer
   x = 1,502.94