Finding the Fourth Proportional to 19,888.15, 27,445.72 and 10,936.22

Step by Step Solution

1. Step 1: Write the proportion equation
   19,888.15 : 27,445.72 = 10,936.22 : x
2. Step 2: Convert to fraction form
   19,888.15/27,445.72 = 10,936.22/x
3. Step 3: Cross multiply
   19,888.15x = 27,445.72 × 10,936.22
4. Step 4: Simplify right side
   19,888.15x = 300,152,431.98
5. Step 5: Solve for x
   x = 300,152,431.98/19,888.15
6. Step 6: Final answer
   x = 15,092.02