Finding the Fourth Proportional to 10,798.89, 14,884.55 and 8,556.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,798.89 : 14,884.55 = 8,556.81 : x
2. Step 2: Convert to fraction form
   10,798.89/14,884.55 = 8,556.81/x
3. Step 3: Cross multiply
   10,798.89x = 14,884.55 × 8,556.81
4. Step 4: Simplify right side
   10,798.89x = 127,364,223.50
5. Step 5: Solve for x
   x = 127,364,223.50/10,798.89
6. Step 6: Final answer
   x = 11,794.20