Finding the Fourth Proportional to 13,864.71, 19,132.41 and 7,896.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,864.71 : 19,132.41 = 7,896.34 : x
2. Step 2: Convert to fraction form
   13,864.71/19,132.41 = 7,896.34/x
3. Step 3: Cross multiply
   13,864.71x = 19,132.41 × 7,896.34
4. Step 4: Simplify right side
   13,864.71x = 151,076,014.38
5. Step 5: Solve for x
   x = 151,076,014.38/13,864.71
6. Step 6: Final answer
   x = 10,896.44