Finding the Fourth Proportional to 17,013.72, 23,479.99 and 9,461.73

Step by Step Solution

1. Step 1: Write the proportion equation
   17,013.72 : 23,479.99 = 9,461.73 : x
2. Step 2: Convert to fraction form
   17,013.72/23,479.99 = 9,461.73/x
3. Step 3: Cross multiply
   17,013.72x = 23,479.99 × 9,461.73
4. Step 4: Simplify right side
   17,013.72x = 222,161,360.83
5. Step 5: Solve for x
   x = 222,161,360.83/17,013.72
6. Step 6: Final answer
   x = 13,057.78