Finding the Fourth Proportional to 10,196.88, 14,072.76 and 5,721.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.88 : 14,072.76 = 5,721.84 : x
2. Step 2: Convert to fraction form
   10,196.88/14,072.76 = 5,721.84/x
3. Step 3: Cross multiply
   10,196.88x = 14,072.76 × 5,721.84
4. Step 4: Simplify right side
   10,196.88x = 80,522,081.08
5. Step 5: Solve for x
   x = 80,522,081.08/10,196.88
6. Step 6: Final answer
   x = 7,896.74