Finding the Fourth Proportional to 9,942.98, 13,743.25 and 8,738.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,942.98 : 13,743.25 = 8,738.93 : x
2. Step 2: Convert to fraction form
   9,942.98/13,743.25 = 8,738.93/x
3. Step 3: Cross multiply
   9,942.98x = 13,743.25 × 8,738.93
4. Step 4: Simplify right side
   9,942.98x = 120,101,299.72
5. Step 5: Solve for x
   x = 120,101,299.72/9,942.98
6. Step 6: Final answer
   x = 12,079.00