Finding the Fourth Proportional to 5,487.38, 7,573.80 and 3,788.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,487.38 : 7,573.80 = 3,788.27 : x
2. Step 2: Convert to fraction form
   5,487.38/7,573.80 = 3,788.27/x
3. Step 3: Cross multiply
   5,487.38x = 7,573.80 × 3,788.27
4. Step 4: Simplify right side
   5,487.38x = 28,691,561.46
5. Step 5: Solve for x
   x = 28,691,561.46/5,487.38
6. Step 6: Final answer
   x = 5,228.65