Finding the Fourth Proportional to 5,929.89, 8,872.61 and 3,678.99

Step by Step Solution

1. Step 1: Write the proportion equation
   5,929.89 : 8,872.61 = 3,678.99 : x
2. Step 2: Convert to fraction form
   5,929.89/8,872.61 = 3,678.99/x
3. Step 3: Cross multiply
   5,929.89x = 8,872.61 × 3,678.99
4. Step 4: Simplify right side
   5,929.89x = 32,642,243.46
5. Step 5: Solve for x
   x = 32,642,243.46/5,929.89
6. Step 6: Final answer
   x = 5,504.70