Finding the Fourth Proportional to 5,677.38, 8,510.31 and 3,596.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,677.38 : 8,510.31 = 3,596.74 : x
2. Step 2: Convert to fraction form
   5,677.38/8,510.31 = 3,596.74/x
3. Step 3: Cross multiply
   5,677.38x = 8,510.31 × 3,596.74
4. Step 4: Simplify right side
   5,677.38x = 30,609,372.39
5. Step 5: Solve for x
   x = 30,609,372.39/5,677.38
6. Step 6: Final answer
   x = 5,391.46