Finding the Fourth Proportional to 1,155.98, 1,595.07 and 714.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155.98 : 1,595.07 = 714.03 : x
2. Step 2: Convert to fraction form
   1,155.98/1,595.07 = 714.03/x
3. Step 3: Cross multiply
   1,155.98x = 1,595.07 × 714.03
4. Step 4: Simplify right side
   1,155.98x = 1,138,916.29
5. Step 5: Solve for x
   x = 1,138,916.29/1,155.98
6. Step 6: Final answer
   x = 985.24