Finding the Fourth Proportional to 3,144.34, 4,682.28 and 3,109.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144.34 : 4,682.28 = 3,109.83 : x
2. Step 2: Convert to fraction form
   3,144.34/4,682.28 = 3,109.83/x
3. Step 3: Cross multiply
   3,144.34x = 4,682.28 × 3,109.83
4. Step 4: Simplify right side
   3,144.34x = 14,561,094.81
5. Step 5: Solve for x
   x = 14,561,094.81/3,144.34
6. Step 6: Final answer
   x = 4,630.89