Finding the Fourth Proportional to 8,477.29, 12,709.86 and 2,630.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,477.29 : 12,709.86 = 2,630.71 : x
2. Step 2: Convert to fraction form
   8,477.29/12,709.86 = 2,630.71/x
3. Step 3: Cross multiply
   8,477.29x = 12,709.86 × 2,630.71
4. Step 4: Simplify right side
   8,477.29x = 33,435,955.80
5. Step 5: Solve for x
   x = 33,435,955.80/8,477.29
6. Step 6: Final answer
   x = 3,944.18