Finding the Fourth Proportional to 8,837.78, 12,196.19 and 4,859.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,837.78 : 12,196.19 = 4,859.03 : x
2. Step 2: Convert to fraction form
   8,837.78/12,196.19 = 4,859.03/x
3. Step 3: Cross multiply
   8,837.78x = 12,196.19 × 4,859.03
4. Step 4: Simplify right side
   8,837.78x = 59,261,567.82
5. Step 5: Solve for x
   x = 59,261,567.82/8,837.78
6. Step 6: Final answer
   x = 6,705.49