Finding the Fourth Proportional to 16,967.28, 25,460.88 and 7,105.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,967.28 : 25,460.88 = 7,105.80 : x
2. Step 2: Convert to fraction form
   16,967.28/25,460.88 = 7,105.80/x
3. Step 3: Cross multiply
   16,967.28x = 25,460.88 × 7,105.80
4. Step 4: Simplify right side
   16,967.28x = 180,919,921.10
5. Step 5: Solve for x
   x = 180,919,921.10/16,967.28
6. Step 6: Final answer
   x = 10,662.87