Finding the Fourth Proportional to 8,742.47, 13,105.33 and 2,895.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,742.47 : 13,105.33 = 2,895.89 : x
2. Step 2: Convert to fraction form
   8,742.47/13,105.33 = 2,895.89/x
3. Step 3: Cross multiply
   8,742.47x = 13,105.33 × 2,895.89
4. Step 4: Simplify right side
   8,742.47x = 37,951,521.33
5. Step 5: Solve for x
   x = 37,951,521.33/8,742.47
6. Step 6: Final answer
   x = 4,341.05