Finding the Fourth Proportional to 19,965, 27,551.82 and 11,012.82

Step by Step Solution

1. Step 1: Write the proportion equation
   19,965 : 27,551.82 = 11,012.82 : x
2. Step 2: Convert to fraction form
   19,965/27,551.82 = 11,012.82/x
3. Step 3: Cross multiply
   19,965x = 27,551.82 × 11,012.82
4. Step 4: Simplify right side
   19,965x = 303,423,234.33
5. Step 5: Solve for x
   x = 303,423,234.33/19,965
6. Step 6: Final answer
   x = 15,197.76