Finding the Fourth Proportional to 6,675.27, 10,019.18 and 3,390.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,675.27 : 10,019.18 = 3,390.72 : x
2. Step 2: Convert to fraction form
   6,675.27/10,019.18 = 3,390.72/x
3. Step 3: Cross multiply
   6,675.27x = 10,019.18 × 3,390.72
4. Step 4: Simplify right side
   6,675.27x = 33,972,234.01
5. Step 5: Solve for x
   x = 33,972,234.01/6,675.27
6. Step 6: Final answer
   x = 5,089.27