Finding the Fourth Proportional to 5,650.63, 7,789.72 and 3,966.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,650.63 : 7,789.72 = 3,966.82 : x
2. Step 2: Convert to fraction form
   5,650.63/7,789.72 = 3,966.82/x
3. Step 3: Cross multiply
   5,650.63x = 7,789.72 × 3,966.82
4. Step 4: Simplify right side
   5,650.63x = 30,900,417.09
5. Step 5: Solve for x
   x = 30,900,417.09/5,650.63
6. Step 6: Final answer
   x = 5,468.49