Finding the Fourth Proportional to 19,885.93, 27,443 and 10,933.81

Step by Step Solution

1. Step 1: Write the proportion equation
   19,885.93 : 27,443 = 10,933.81 : x
2. Step 2: Convert to fraction form
   19,885.93/27,443 = 10,933.81/x
3. Step 3: Cross multiply
   19,885.93x = 27,443 × 10,933.81
4. Step 4: Simplify right side
   19,885.93x = 300,056,547.83
5. Step 5: Solve for x
   x = 300,056,547.83/19,885.93
6. Step 6: Final answer
   x = 15,088.89