Finding the Fourth Proportional to 10,975.14, 16,441.98 and 5,422

Step by Step Solution

1. Step 1: Write the proportion equation
   10,975.14 : 16,441.98 = 5,422 : x
2. Step 2: Convert to fraction form
   10,975.14/16,441.98 = 5,422/x
3. Step 3: Cross multiply
   10,975.14x = 16,441.98 × 5,422
4. Step 4: Simplify right side
   10,975.14x = 89,148,415.56
5. Step 5: Solve for x
   x = 89,148,415.56/10,975.14
6. Step 6: Final answer
   x = 8,122.76