Finding the Fourth Proportional to 17,673.72, 26,463.18 and 9,336.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,673.72 : 26,463.18 = 9,336.42 : x
2. Step 2: Convert to fraction form
   17,673.72/26,463.18 = 9,336.42/x
3. Step 3: Cross multiply
   17,673.72x = 26,463.18 × 9,336.42
4. Step 4: Simplify right side
   17,673.72x = 247,071,363.02
5. Step 5: Solve for x
   x = 247,071,363.02/17,673.72
6. Step 6: Final answer
   x = 13,979.59