Finding the Fourth Proportional to 4,715.96, 7,074.27 and 1,429.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,715.96 : 7,074.27 = 1,429.31 : x
2. Step 2: Convert to fraction form
   4,715.96/7,074.27 = 1,429.31/x
3. Step 3: Cross multiply
   4,715.96x = 7,074.27 × 1,429.31
4. Step 4: Simplify right side
   4,715.96x = 10,111,289.48
5. Step 5: Solve for x
   x = 10,111,289.48/4,715.96
6. Step 6: Final answer
   x = 2,144.06