Finding the Fourth Proportional to 16,967.20, 25,459.29 and 7,613.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,967.20 : 25,459.29 = 7,613.91 : x
2. Step 2: Convert to fraction form
   16,967.20/25,459.29 = 7,613.91/x
3. Step 3: Cross multiply
   16,967.20x = 25,459.29 × 7,613.91
4. Step 4: Simplify right side
   16,967.20x = 193,844,742.72
5. Step 5: Solve for x
   x = 193,844,742.72/16,967.20
6. Step 6: Final answer
   x = 11,424.67