Finding the Fourth Proportional to 13,864.95, 19,131.71 and 7,896.33

Step by Step Solution

1. Step 1: Write the proportion equation
   13,864.95 : 19,131.71 = 7,896.33 : x
2. Step 2: Convert to fraction form
   13,864.95/19,131.71 = 7,896.33/x
3. Step 3: Cross multiply
   13,864.95x = 19,131.71 × 7,896.33
4. Step 4: Simplify right side
   13,864.95x = 151,070,256.14
5. Step 5: Solve for x
   x = 151,070,256.14/13,864.95
6. Step 6: Final answer
   x = 10,895.84