Finding the Fourth Proportional to 7,343.43, 11,016.72 and 3,445.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,343.43 : 11,016.72 = 3,445.71 : x
2. Step 2: Convert to fraction form
   7,343.43/11,016.72 = 3,445.71/x
3. Step 3: Cross multiply
   7,343.43x = 11,016.72 × 3,445.71
4. Step 4: Simplify right side
   7,343.43x = 37,960,422.27
5. Step 5: Solve for x
   x = 37,960,422.27/7,343.43
6. Step 6: Final answer
   x = 5,169.30