Finding the Fourth Proportional to 1,682.88, 2,523.71 and 709.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682.88 : 2,523.71 = 709.05 : x
2. Step 2: Convert to fraction form
   1,682.88/2,523.71 = 709.05/x
3. Step 3: Cross multiply
   1,682.88x = 2,523.71 × 709.05
4. Step 4: Simplify right side
   1,682.88x = 1,789,443.82
5. Step 5: Solve for x
   x = 1,789,443.82/1,682.88
6. Step 6: Final answer
   x = 1,063.32