Finding the Fourth Proportional to 8,287.73, 11,425.86 and 5,630.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,287.73 : 11,425.86 = 5,630.54 : x
2. Step 2: Convert to fraction form
   8,287.73/11,425.86 = 5,630.54/x
3. Step 3: Cross multiply
   8,287.73x = 11,425.86 × 5,630.54
4. Step 4: Simplify right side
   8,287.73x = 64,333,761.76
5. Step 5: Solve for x
   x = 64,333,761.76/8,287.73
6. Step 6: Final answer
   x = 7,762.53