Finding the Fourth Proportional to 10,890.32, 16,327.92 and 5,962.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,890.32 : 16,327.92 = 5,962.28 : x
2. Step 2: Convert to fraction form
   10,890.32/16,327.92 = 5,962.28/x
3. Step 3: Cross multiply
   10,890.32x = 16,327.92 × 5,962.28
4. Step 4: Simplify right side
   10,890.32x = 97,351,630.86
5. Step 5: Solve for x
   x = 97,351,630.86/10,890.32
6. Step 6: Final answer
   x = 8,939.28