Finding the Fourth Proportional to 5,377.33, 7,420.71 and 3,019.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,377.33 : 7,420.71 = 3,019.48 : x
2. Step 2: Convert to fraction form
   5,377.33/7,420.71 = 3,019.48/x
3. Step 3: Cross multiply
   5,377.33x = 7,420.71 × 3,019.48
4. Step 4: Simplify right side
   5,377.33x = 22,406,685.43
5. Step 5: Solve for x
   x = 22,406,685.43/5,377.33
6. Step 6: Final answer
   x = 4,166.88