Finding the Fourth Proportional to 6,872.33, 10,300.05 and 3,169.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,872.33 : 10,300.05 = 3,169.42 : x
2. Step 2: Convert to fraction form
   6,872.33/10,300.05 = 3,169.42/x
3. Step 3: Cross multiply
   6,872.33x = 10,300.05 × 3,169.42
4. Step 4: Simplify right side
   6,872.33x = 32,645,184.47
5. Step 5: Solve for x
   x = 32,645,184.47/6,872.33
6. Step 6: Final answer
   x = 4,750.24