Finding the Fourth Proportional to 4,905.12, 7,356.72 and 1,441.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,905.12 : 7,356.72 = 1,441.56 : x
2. Step 2: Convert to fraction form
   4,905.12/7,356.72 = 1,441.56/x
3. Step 3: Cross multiply
   4,905.12x = 7,356.72 × 1,441.56
4. Step 4: Simplify right side
   4,905.12x = 10,605,153.28
5. Step 5: Solve for x
   x = 10,605,153.28/4,905.12
6. Step 6: Final answer
   x = 2,162.06