Finding the Fourth Proportional to 8,736.84, 13,105.23 and 2,893.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,736.84 : 13,105.23 = 2,893.89 : x
2. Step 2: Convert to fraction form
   8,736.84/13,105.23 = 2,893.89/x
3. Step 3: Cross multiply
   8,736.84x = 13,105.23 × 2,893.89
4. Step 4: Simplify right side
   8,736.84x = 37,925,094.04
5. Step 5: Solve for x
   x = 37,925,094.04/8,736.84
6. Step 6: Final answer
   x = 4,340.83