Finding the Fourth Proportional to 19,776, 27,290.88 and 10,944

Step by Step Solution

1. Step 1: Write the proportion equation
   19,776 : 27,290.88 = 10,944 : x
2. Step 2: Convert to fraction form
   19,776/27,290.88 = 10,944/x
3. Step 3: Cross multiply
   19,776x = 27,290.88 × 10,944
4. Step 4: Simplify right side
   19,776x = 298,671,390.72
5. Step 5: Solve for x
   x = 298,671,390.72/19,776
6. Step 6: Final answer
   x = 15,102.72