Finding the Fourth Proportional to 5,377.01, 7,420.58 and 3,581.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,377.01 : 7,420.58 = 3,581.37 : x
2. Step 2: Convert to fraction form
   5,377.01/7,420.58 = 3,581.37/x
3. Step 3: Cross multiply
   5,377.01x = 7,420.58 × 3,581.37
4. Step 4: Simplify right side
   5,377.01x = 26,575,824.69
5. Step 5: Solve for x
   x = 26,575,824.69/5,377.01
6. Step 6: Final answer
   x = 4,942.50