Finding the Fourth Proportional to 7,277.34, 10,906.89 and 3,112.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,277.34 : 10,906.89 = 3,112.46 : x
2. Step 2: Convert to fraction form
   7,277.34/10,906.89 = 3,112.46/x
3. Step 3: Cross multiply
   7,277.34x = 10,906.89 × 3,112.46
4. Step 4: Simplify right side
   7,277.34x = 33,947,270.55
5. Step 5: Solve for x
   x = 33,947,270.55/7,277.34
6. Step 6: Final answer
   x = 4,664.79