Finding the Fourth Proportional to 7,372.71, 10,171.82 and 4,185.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,372.71 : 10,171.82 = 4,185.56 : x
2. Step 2: Convert to fraction form
   7,372.71/10,171.82 = 4,185.56/x
3. Step 3: Cross multiply
   7,372.71x = 10,171.82 × 4,185.56
4. Step 4: Simplify right side
   7,372.71x = 42,574,691.13
5. Step 5: Solve for x
   x = 42,574,691.13/7,372.71
6. Step 6: Final answer
   x = 5,774.63