Finding the Fourth Proportional to 16,971.48, 25,467.12 and 7,109.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,971.48 : 25,467.12 = 7,109.88 : x
2. Step 2: Convert to fraction form
   16,971.48/25,467.12 = 7,109.88/x
3. Step 3: Cross multiply
   16,971.48x = 25,467.12 × 7,109.88
4. Step 4: Simplify right side
   16,971.48x = 181,068,167.15
5. Step 5: Solve for x
   x = 181,068,167.15/16,971.48
6. Step 6: Final answer
   x = 10,668.97