Finding the Fourth Proportional to 16,679.96, 23,017.48 and 9,124.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,679.96 : 23,017.48 = 9,124.82 : x
2. Step 2: Convert to fraction form
   16,679.96/23,017.48 = 9,124.82/x
3. Step 3: Cross multiply
   16,679.96x = 23,017.48 × 9,124.82
4. Step 4: Simplify right side
   16,679.96x = 210,030,361.85
5. Step 5: Solve for x
   x = 210,030,361.85/16,679.96
6. Step 6: Final answer
   x = 12,591.78