Finding the Fourth Proportional to 16,964.79, 25,434.89 and 11,404.35

Step by Step Solution

1. Step 1: Write the proportion equation
   16,964.79 : 25,434.89 = 11,404.35 : x
2. Step 2: Convert to fraction form
   16,964.79/25,434.89 = 11,404.35/x
3. Step 3: Cross multiply
   16,964.79x = 25,434.89 × 11,404.35
4. Step 4: Simplify right side
   16,964.79x = 290,068,330.75
5. Step 5: Solve for x
   x = 290,068,330.75/16,964.79
6. Step 6: Final answer
   x = 17,098.26