Finding the Fourth Proportional to 9,172.82, 13,764.69 and 3,328.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,172.82 : 13,764.69 = 3,328.67 : x
2. Step 2: Convert to fraction form
   9,172.82/13,764.69 = 3,328.67/x
3. Step 3: Cross multiply
   9,172.82x = 13,764.69 × 3,328.67
4. Step 4: Simplify right side
   9,172.82x = 45,818,041.84
5. Step 5: Solve for x
   x = 45,818,041.84/9,172.82
6. Step 6: Final answer
   x = 4,994.98