Finding the Fourth Proportional to 19,947.98, 27,526.96 and 10,995.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,947.98 : 27,526.96 = 10,995.56 : x
2. Step 2: Convert to fraction form
   19,947.98/27,526.96 = 10,995.56/x
3. Step 3: Cross multiply
   19,947.98x = 27,526.96 × 10,995.56
4. Step 4: Simplify right side
   19,947.98x = 302,674,340.30
5. Step 5: Solve for x
   x = 302,674,340.30/19,947.98
6. Step 6: Final answer
   x = 15,173.18