Finding the Fourth Proportional to 13,863.74, 19,131.96 and 7,895.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,863.74 : 19,131.96 = 7,895.42 : x
2. Step 2: Convert to fraction form
   13,863.74/19,131.96 = 7,895.42/x
3. Step 3: Cross multiply
   13,863.74x = 19,131.96 × 7,895.42
4. Step 4: Simplify right side
   13,863.74x = 151,054,859.62
5. Step 5: Solve for x
   x = 151,054,859.62/13,863.74
6. Step 6: Final answer
   x = 10,895.68