Finding the Fourth Proportional to 11,727.50, 17,673.64 and 10,558.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,727.50 : 17,673.64 = 10,558.82 : x
2. Step 2: Convert to fraction form
   11,727.50/17,673.64 = 10,558.82/x
3. Step 3: Cross multiply
   11,727.50x = 17,673.64 × 10,558.82
4. Step 4: Simplify right side
   11,727.50x = 186,612,801.29
5. Step 5: Solve for x
   x = 186,612,801.29/11,727.50
6. Step 6: Final answer
   x = 15,912.42