Finding the Fourth Proportional to 6,908.69, 10,354.35 and 2,955.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,908.69 : 10,354.35 = 2,955.30 : x
2. Step 2: Convert to fraction form
   6,908.69/10,354.35 = 2,955.30/x
3. Step 3: Cross multiply
   6,908.69x = 10,354.35 × 2,955.30
4. Step 4: Simplify right side
   6,908.69x = 30,600,210.56
5. Step 5: Solve for x
   x = 30,600,210.56/6,908.69
6. Step 6: Final answer
   x = 4,429.24