Finding the Fourth Proportional to 16,302.24, 22,484.88 and 10,991.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,302.24 : 22,484.88 = 10,991.52 : x
2. Step 2: Convert to fraction form
   16,302.24/22,484.88 = 10,991.52/x
3. Step 3: Cross multiply
   16,302.24x = 22,484.88 × 10,991.52
4. Step 4: Simplify right side
   16,302.24x = 247,143,008.22
5. Step 5: Solve for x
   x = 247,143,008.22/16,302.24
6. Step 6: Final answer
   x = 15,160.06