Finding the Fourth Proportional to 10,973.27, 16,456.87 and 3,578.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,973.27 : 16,456.87 = 3,578.18 : x
2. Step 2: Convert to fraction form
   10,973.27/16,456.87 = 3,578.18/x
3. Step 3: Cross multiply
   10,973.27x = 16,456.87 × 3,578.18
4. Step 4: Simplify right side
   10,973.27x = 58,885,565.28
5. Step 5: Solve for x
   x = 58,885,565.28/10,973.27
6. Step 6: Final answer
   x = 5,366.27