Finding the Fourth Proportional to 8,674.72, 13,009.71 and 2,434.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,674.72 : 13,009.71 = 2,434.34 : x
2. Step 2: Convert to fraction form
   8,674.72/13,009.71 = 2,434.34/x
3. Step 3: Cross multiply
   8,674.72x = 13,009.71 × 2,434.34
4. Step 4: Simplify right side
   8,674.72x = 31,670,057.44
5. Step 5: Solve for x
   x = 31,670,057.44/8,674.72
6. Step 6: Final answer
   x = 3,650.84