Finding the Fourth Proportional to 6,909.83, 10,357.04 and 2,748.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,909.83 : 10,357.04 = 2,748.72 : x
2. Step 2: Convert to fraction form
   6,909.83/10,357.04 = 2,748.72/x
3. Step 3: Cross multiply
   6,909.83x = 10,357.04 × 2,748.72
4. Step 4: Simplify right side
   6,909.83x = 28,468,589.25
5. Step 5: Solve for x
   x = 28,468,589.25/6,909.83
6. Step 6: Final answer
   x = 4,120.02