Finding the Fourth Proportional to 1,682.29, 2,521.46 and 756.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682.29 : 2,521.46 = 756.77 : x
2. Step 2: Convert to fraction form
   1,682.29/2,521.46 = 756.77/x
3. Step 3: Cross multiply
   1,682.29x = 2,521.46 × 756.77
4. Step 4: Simplify right side
   1,682.29x = 1,908,151.73
5. Step 5: Solve for x
   x = 1,908,151.73/1,682.29
6. Step 6: Final answer
   x = 1,134.26