Finding the Fourth Proportional to 11,574.81, 17,334.50 and 10,993.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,574.81 : 17,334.50 = 10,993.55 : x
2. Step 2: Convert to fraction form
   11,574.81/17,334.50 = 10,993.55/x
3. Step 3: Cross multiply
   11,574.81x = 17,334.50 × 10,993.55
4. Step 4: Simplify right side
   11,574.81x = 190,567,550.83
5. Step 5: Solve for x
   x = 190,567,550.83/11,574.81
6. Step 6: Final answer
   x = 16,463.99