Finding the Fourth Proportional to 5,990.31, 8,262.67 and 3,748.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,990.31 : 8,262.67 = 3,748.30 : x
2. Step 2: Convert to fraction form
   5,990.31/8,262.67 = 3,748.30/x
3. Step 3: Cross multiply
   5,990.31x = 8,262.67 × 3,748.30
4. Step 4: Simplify right side
   5,990.31x = 30,970,965.96
5. Step 5: Solve for x
   x = 30,970,965.96/5,990.31
6. Step 6: Final answer
   x = 5,170.18