Finding the Fourth Proportional to 5,789.62, 7,989.71 and 3,666.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,789.62 : 7,989.71 = 3,666.06 : x
2. Step 2: Convert to fraction form
   5,789.62/7,989.71 = 3,666.06/x
3. Step 3: Cross multiply
   5,789.62x = 7,989.71 × 3,666.06
4. Step 4: Simplify right side
   5,789.62x = 29,290,737.91
5. Step 5: Solve for x
   x = 29,290,737.91/5,789.62
6. Step 6: Final answer
   x = 5,059.18