Finding the Fourth Proportional to 10,727.50, 16,099.89 and 5,534.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,727.50 : 16,099.89 = 5,534.86 : x
2. Step 2: Convert to fraction form
   10,727.50/16,099.89 = 5,534.86/x
3. Step 3: Cross multiply
   10,727.50x = 16,099.89 × 5,534.86
4. Step 4: Simplify right side
   10,727.50x = 89,110,637.17
5. Step 5: Solve for x
   x = 89,110,637.17/10,727.50
6. Step 6: Final answer
   x = 8,306.75