Finding the Fourth Proportional to 10,868.87, 16,301.95 and 3,472.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,868.87 : 16,301.95 = 3,472.72 : x
2. Step 2: Convert to fraction form
   10,868.87/16,301.95 = 3,472.72/x
3. Step 3: Cross multiply
   10,868.87x = 16,301.95 × 3,472.72
4. Step 4: Simplify right side
   10,868.87x = 56,612,058.37
5. Step 5: Solve for x
   x = 56,612,058.37/10,868.87
6. Step 6: Final answer
   x = 5,208.64