Finding the Fourth Proportional to 4,719.24, 7,078.89 and 1,432.37

Step by Step Solution

1. Step 1: Write the proportion equation
   4,719.24 : 7,078.89 = 1,432.37 : x
2. Step 2: Convert to fraction form
   4,719.24/7,078.89 = 1,432.37/x
3. Step 3: Cross multiply
   4,719.24x = 7,078.89 × 1,432.37
4. Step 4: Simplify right side
   4,719.24x = 10,139,554.27
5. Step 5: Solve for x
   x = 10,139,554.27/4,719.24
6. Step 6: Final answer
   x = 2,148.56