Finding the Fourth Proportional to 8,484.89, 12,735.14 and 4,327.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,484.89 : 12,735.14 = 4,327.88 : x
2. Step 2: Convert to fraction form
   8,484.89/12,735.14 = 4,327.88/x
3. Step 3: Cross multiply
   8,484.89x = 12,735.14 × 4,327.88
4. Step 4: Simplify right side
   8,484.89x = 55,116,072.39
5. Step 5: Solve for x
   x = 55,116,072.39/8,484.89
6. Step 6: Final answer
   x = 6,495.79