Finding the Fourth Proportional to 10,143.53, 13,997.82 and 5,667.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,143.53 : 13,997.82 = 5,667.32 : x
2. Step 2: Convert to fraction form
   10,143.53/13,997.82 = 5,667.32/x
3. Step 3: Cross multiply
   10,143.53x = 13,997.82 × 5,667.32
4. Step 4: Simplify right side
   10,143.53x = 79,330,086.49
5. Step 5: Solve for x
   x = 79,330,086.49/10,143.53
6. Step 6: Final answer
   x = 7,820.76