Finding the Fourth Proportional to 9,628.78, 14,443.05 and 3,055.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,628.78 : 14,443.05 = 3,055.02 : x
2. Step 2: Convert to fraction form
   9,628.78/14,443.05 = 3,055.02/x
3. Step 3: Cross multiply
   9,628.78x = 14,443.05 × 3,055.02
4. Step 4: Simplify right side
   9,628.78x = 44,123,806.61
5. Step 5: Solve for x
   x = 44,123,806.61/9,628.78
6. Step 6: Final answer
   x = 4,582.49