Finding the Fourth Proportional to 8,607.33, 12,906.72 and 3,059.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,607.33 : 12,906.72 = 3,059.82 : x
2. Step 2: Convert to fraction form
   8,607.33/12,906.72 = 3,059.82/x
3. Step 3: Cross multiply
   8,607.33x = 12,906.72 × 3,059.82
4. Step 4: Simplify right side
   8,607.33x = 39,492,239.99
5. Step 5: Solve for x
   x = 39,492,239.99/8,607.33
6. Step 6: Final answer
   x = 4,588.21