Finding the Fourth Proportional to 4,145.22, 5,683.05 and 4,071.51

Step by Step Solution

1. Step 1: Write the proportion equation
   4,145.22 : 5,683.05 = 4,071.51 : x
2. Step 2: Convert to fraction form
   4,145.22/5,683.05 = 4,071.51/x
3. Step 3: Cross multiply
   4,145.22x = 5,683.05 × 4,071.51
4. Step 4: Simplify right side
   4,145.22x = 23,138,594.91
5. Step 5: Solve for x
   x = 23,138,594.91/4,145.22
6. Step 6: Final answer
   x = 5,581.99