Finding the Fourth Proportional to 16,779.83, 23,153.63 and 9,608.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,779.83 : 23,153.63 = 9,608.63 : x
2. Step 2: Convert to fraction form
   16,779.83/23,153.63 = 9,608.63/x
3. Step 3: Cross multiply
   16,779.83x = 23,153.63 × 9,608.63
4. Step 4: Simplify right side
   16,779.83x = 222,474,500.02
5. Step 5: Solve for x
   x = 222,474,500.02/16,779.83
6. Step 6: Final answer
   x = 13,258.45