Finding the Fourth Proportional to 8,839.83, 12,199.28 and 4,861.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,839.83 : 12,199.28 = 4,861.25 : x
2. Step 2: Convert to fraction form
   8,839.83/12,199.28 = 4,861.25/x
3. Step 3: Cross multiply
   8,839.83x = 12,199.28 × 4,861.25
4. Step 4: Simplify right side
   8,839.83x = 59,303,688.90
5. Step 5: Solve for x
   x = 59,303,688.90/8,839.83
6. Step 6: Final answer
   x = 6,708.69