Finding the Fourth Proportional to 1,115.69, 1,672.35 and 595.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115.69 : 1,672.35 = 595.37 : x
2. Step 2: Convert to fraction form
   1,115.69/1,672.35 = 595.37/x
3. Step 3: Cross multiply
   1,115.69x = 1,672.35 × 595.37
4. Step 4: Simplify right side
   1,115.69x = 995,667.02
5. Step 5: Solve for x
   x = 995,667.02/1,115.69
6. Step 6: Final answer
   x = 892.42