Finding the Fourth Proportional to 8,500.54, 12,739.98 and 4,804.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,500.54 : 12,739.98 = 4,804.82 : x
2. Step 2: Convert to fraction form
   8,500.54/12,739.98 = 4,804.82/x
3. Step 3: Cross multiply
   8,500.54x = 12,739.98 × 4,804.82
4. Step 4: Simplify right side
   8,500.54x = 61,213,342.55
5. Step 5: Solve for x
   x = 61,213,342.55/8,500.54
6. Step 6: Final answer
   x = 7,201.11