Finding the Fourth Proportional to 19,886.24, 27,443.03 and 10,933.90

Step by Step Solution

1. Step 1: Write the proportion equation
   19,886.24 : 27,443.03 = 10,933.90 : x
2. Step 2: Convert to fraction form
   19,886.24/27,443.03 = 10,933.90/x
3. Step 3: Cross multiply
   19,886.24x = 27,443.03 × 10,933.90
4. Step 4: Simplify right side
   19,886.24x = 300,059,208.50
5. Step 5: Solve for x
   x = 300,059,208.50/19,886.24
6. Step 6: Final answer
   x = 15,088.79