Finding the Fourth Proportional to 10,995.86, 16,495.82 and 3,600.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,995.86 : 16,495.82 = 3,600.74 : x
2. Step 2: Convert to fraction form
   10,995.86/16,495.82 = 3,600.74/x
3. Step 3: Cross multiply
   10,995.86x = 16,495.82 × 3,600.74
4. Step 4: Simplify right side
   10,995.86x = 59,397,058.42
5. Step 5: Solve for x
   x = 59,397,058.42/10,995.86
6. Step 6: Final answer
   x = 5,401.77