Finding the Fourth Proportional to 1,715.39, 2,367.46 and 969.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.39 : 2,367.46 = 969.58 : x
2. Step 2: Convert to fraction form
   1,715.39/2,367.46 = 969.58/x
3. Step 3: Cross multiply
   1,715.39x = 2,367.46 × 969.58
4. Step 4: Simplify right side
   1,715.39x = 2,295,446.04
5. Step 5: Solve for x
   x = 2,295,446.04/1,715.39
6. Step 6: Final answer
   x = 1,338.15