Finding the Fourth Proportional to 10,805.27, 14,911.28 and 6,089.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,805.27 : 14,911.28 = 6,089.55 : x
2. Step 2: Convert to fraction form
   10,805.27/14,911.28 = 6,089.55/x
3. Step 3: Cross multiply
   10,805.27x = 14,911.28 × 6,089.55
4. Step 4: Simplify right side
   10,805.27x = 90,803,038.85
5. Step 5: Solve for x
   x = 90,803,038.85/10,805.27
6. Step 6: Final answer
   x = 8,403.59