Finding the Fourth Proportional to 8,062.78, 12,092.91 and 3,619.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,062.78 : 12,092.91 = 3,619.53 : x
2. Step 2: Convert to fraction form
   8,062.78/12,092.91 = 3,619.53/x
3. Step 3: Cross multiply
   8,062.78x = 12,092.91 × 3,619.53
4. Step 4: Simplify right side
   8,062.78x = 43,770,650.53
5. Step 5: Solve for x
   x = 43,770,650.53/8,062.78
6. Step 6: Final answer
   x = 5,428.73