Finding the Fourth Proportional to 1,725.82, 2,381.76 and 969.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,725.82 : 2,381.76 = 969.69 : x
2. Step 2: Convert to fraction form
   1,725.82/2,381.76 = 969.69/x
3. Step 3: Cross multiply
   1,725.82x = 2,381.76 × 969.69
4. Step 4: Simplify right side
   1,725.82x = 2,309,556.96
5. Step 5: Solve for x
   x = 2,309,556.96/1,725.82
6. Step 6: Final answer
   x = 1,338.24