Finding the Fourth Proportional to 19,826.43, 27,353.37 and 11,322.42

Step by Step Solution

1. Step 1: Write the proportion equation
   19,826.43 : 27,353.37 = 11,322.42 : x
2. Step 2: Convert to fraction form
   19,826.43/27,353.37 = 11,322.42/x
3. Step 3: Cross multiply
   19,826.43x = 27,353.37 × 11,322.42
4. Step 4: Simplify right side
   19,826.43x = 309,706,343.56
5. Step 5: Solve for x
   x = 309,706,343.56/19,826.43
6. Step 6: Final answer
   x = 15,620.88