Finding the Fourth Proportional to 4,755.15, 7,133.54 and 1,423.62

Step by Step Solution

1. Step 1: Write the proportion equation
   4,755.15 : 7,133.54 = 1,423.62 : x
2. Step 2: Convert to fraction form
   4,755.15/7,133.54 = 1,423.62/x
3. Step 3: Cross multiply
   4,755.15x = 7,133.54 × 1,423.62
4. Step 4: Simplify right side
   4,755.15x = 10,155,443.10
5. Step 5: Solve for x
   x = 10,155,443.10/4,755.15
6. Step 6: Final answer
   x = 2,135.67