Finding the Fourth Proportional to 6,786.89, 10,178.76 and 3,274.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,786.89 : 10,178.76 = 3,274.63 : x
2. Step 2: Convert to fraction form
   6,786.89/10,178.76 = 3,274.63/x
3. Step 3: Cross multiply
   6,786.89x = 10,178.76 × 3,274.63
4. Step 4: Simplify right side
   6,786.89x = 33,331,659.69
5. Step 5: Solve for x
   x = 33,331,659.69/6,786.89
6. Step 6: Final answer
   x = 4,911.18