Finding the Fourth Proportional to 10,608.11, 15,897.98 and 5,667.11

Step by Step Solution

1. Step 1: Write the proportion equation
   10,608.11 : 15,897.98 = 5,667.11 : x
2. Step 2: Convert to fraction form
   10,608.11/15,897.98 = 5,667.11/x
3. Step 3: Cross multiply
   10,608.11x = 15,897.98 × 5,667.11
4. Step 4: Simplify right side
   10,608.11x = 90,095,536.12
5. Step 5: Solve for x
   x = 90,095,536.12/10,608.11
6. Step 6: Final answer
   x = 8,493.08