Finding the Fourth Proportional to 1,747.32, 2,411.31 and 961.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747.32 : 2,411.31 = 961.38 : x
2. Step 2: Convert to fraction form
   1,747.32/2,411.31 = 961.38/x
3. Step 3: Cross multiply
   1,747.32x = 2,411.31 × 961.38
4. Step 4: Simplify right side
   1,747.32x = 2,318,185.21
5. Step 5: Solve for x
   x = 2,318,185.21/1,747.32
6. Step 6: Final answer
   x = 1,326.71