Finding the Fourth Proportional to 4,109.12, 5,670.72 and 2,340.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,109.12 : 5,670.72 = 2,340.72 : x
2. Step 2: Convert to fraction form
   4,109.12/5,670.72 = 2,340.72/x
3. Step 3: Cross multiply
   4,109.12x = 5,670.72 × 2,340.72
4. Step 4: Simplify right side
   4,109.12x = 13,273,567.72
5. Step 5: Solve for x
   x = 13,273,567.72/4,109.12
6. Step 6: Final answer
   x = 3,230.27