Finding the Fourth Proportional to 16,978.11, 25,492.15 and 9,496.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978.11 : 25,492.15 = 9,496.32 : x
2. Step 2: Convert to fraction form
   16,978.11/25,492.15 = 9,496.32/x
3. Step 3: Cross multiply
   16,978.11x = 25,492.15 × 9,496.32
4. Step 4: Simplify right side
   16,978.11x = 242,081,613.89
5. Step 5: Solve for x
   x = 242,081,613.89/16,978.11
6. Step 6: Final answer
   x = 14,258.46