Finding the Fourth Proportional to 3,926.61, 5,889.30 and 3,709.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,926.61 : 5,889.30 = 3,709.73 : x
2. Step 2: Convert to fraction form
   3,926.61/5,889.30 = 3,709.73/x
3. Step 3: Cross multiply
   3,926.61x = 5,889.30 × 3,709.73
4. Step 4: Simplify right side
   3,926.61x = 21,847,712.89
5. Step 5: Solve for x
   x = 21,847,712.89/3,926.61
6. Step 6: Final answer
   x = 5,564.01