Finding the Fourth Proportional to 9,777.73, 14,667.73 and 3,540.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,777.73 : 14,667.73 = 3,540.67 : x
2. Step 2: Convert to fraction form
   9,777.73/14,667.73 = 3,540.67/x
3. Step 3: Cross multiply
   9,777.73x = 14,667.73 × 3,540.67
4. Step 4: Simplify right side
   9,777.73x = 51,933,591.58
5. Step 5: Solve for x
   x = 51,933,591.58/9,777.73
6. Step 6: Final answer
   x = 5,311.42