Finding the Fourth Proportional to 2,141.76, 3,212.27 and 754.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.76 : 3,212.27 = 754.77 : x
2. Step 2: Convert to fraction form
   2,141.76/3,212.27 = 754.77/x
3. Step 3: Cross multiply
   2,141.76x = 3,212.27 × 754.77
4. Step 4: Simplify right side
   2,141.76x = 2,424,514.87
5. Step 5: Solve for x
   x = 2,424,514.87/2,141.76
6. Step 6: Final answer
   x = 1,132.02