Finding the Fourth Proportional to 3,929.23, 5,890.25 and 3,586.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,929.23 : 5,890.25 = 3,586.82 : x
2. Step 2: Convert to fraction form
   3,929.23/5,890.25 = 3,586.82/x
3. Step 3: Cross multiply
   3,929.23x = 5,890.25 × 3,586.82
4. Step 4: Simplify right side
   3,929.23x = 21,127,263.30
5. Step 5: Solve for x
   x = 21,127,263.30/3,929.23
6. Step 6: Final answer
   x = 5,376.95