Finding the Fourth Proportional to 5,800.31, 8,007.39 and 3,677.99

Step by Step Solution

1. Step 1: Write the proportion equation
   5,800.31 : 8,007.39 = 3,677.99 : x
2. Step 2: Convert to fraction form
   5,800.31/8,007.39 = 3,677.99/x
3. Step 3: Cross multiply
   5,800.31x = 8,007.39 × 3,677.99
4. Step 4: Simplify right side
   5,800.31x = 29,451,100.35
5. Step 5: Solve for x
   x = 29,451,100.35/5,800.31
6. Step 6: Final answer
   x = 5,077.50