Finding the Fourth Proportional to 8,848.54, 12,211.05 and 4,870.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,848.54 : 12,211.05 = 4,870.33 : x
2. Step 2: Convert to fraction form
   8,848.54/12,211.05 = 4,870.33/x
3. Step 3: Cross multiply
   8,848.54x = 12,211.05 × 4,870.33
4. Step 4: Simplify right side
   8,848.54x = 59,471,830.88
5. Step 5: Solve for x
   x = 59,471,830.88/8,848.54
6. Step 6: Final answer
   x = 6,721.09