Finding the Fourth Proportional to 10,751.04, 16,131.20 and 5,560.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,751.04 : 16,131.20 = 5,560.56 : x
2. Step 2: Convert to fraction form
   10,751.04/16,131.20 = 5,560.56/x
3. Step 3: Cross multiply
   10,751.04x = 16,131.20 × 5,560.56
4. Step 4: Simplify right side
   10,751.04x = 89,698,505.47
5. Step 5: Solve for x
   x = 89,698,505.47/10,751.04
6. Step 6: Final answer
   x = 8,343.24