Finding the Fourth Proportional to 5,601.91, 7,730.82 and 3,084.21

Step by Step Solution

1. Step 1: Write the proportion equation
   5,601.91 : 7,730.82 = 3,084.21 : x
2. Step 2: Convert to fraction form
   5,601.91/7,730.82 = 3,084.21/x
3. Step 3: Cross multiply
   5,601.91x = 7,730.82 × 3,084.21
4. Step 4: Simplify right side
   5,601.91x = 23,843,472.35
5. Step 5: Solve for x
   x = 23,843,472.35/5,601.91
6. Step 6: Final answer
   x = 4,256.31