Finding the Fourth Proportional to 16,711.30, 23,060.61 and 9,542.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,711.30 : 23,060.61 = 9,542.05 : x
2. Step 2: Convert to fraction form
   16,711.30/23,060.61 = 9,542.05/x
3. Step 3: Cross multiply
   16,711.30x = 23,060.61 × 9,542.05
4. Step 4: Simplify right side
   16,711.30x = 220,045,493.65
5. Step 5: Solve for x
   x = 220,045,493.65/16,711.30
6. Step 6: Final answer
   x = 13,167.47