Finding the Fourth Proportional to 10,968.18, 16,450.56 and 3,572.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,968.18 : 16,450.56 = 3,572.57 : x
2. Step 2: Convert to fraction form
   10,968.18/16,450.56 = 3,572.57/x
3. Step 3: Cross multiply
   10,968.18x = 16,450.56 × 3,572.57
4. Step 4: Simplify right side
   10,968.18x = 58,770,818.27
5. Step 5: Solve for x
   x = 58,770,818.27/10,968.18
6. Step 6: Final answer
   x = 5,358.30