Finding the Fourth Proportional to 16,675.56, 23,012.16 and 9,601.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,675.56 : 23,012.16 = 9,601.80 : x
2. Step 2: Convert to fraction form
   16,675.56/23,012.16 = 9,601.80/x
3. Step 3: Cross multiply
   16,675.56x = 23,012.16 × 9,601.80
4. Step 4: Simplify right side
   16,675.56x = 220,958,157.89
5. Step 5: Solve for x
   x = 220,958,157.89/16,675.56
6. Step 6: Final answer
   x = 13,250.42