Finding the Fourth Proportional to 7,280.69, 10,055.61 and 4,918.73

Step by Step Solution

1. Step 1: Write the proportion equation
   7,280.69 : 10,055.61 = 4,918.73 : x
2. Step 2: Convert to fraction form
   7,280.69/10,055.61 = 4,918.73/x
3. Step 3: Cross multiply
   7,280.69x = 10,055.61 × 4,918.73
4. Step 4: Simplify right side
   7,280.69x = 49,460,780.30
5. Step 5: Solve for x
   x = 49,460,780.30/7,280.69
6. Step 6: Final answer
   x = 6,793.42