Finding the Fourth Proportional to 2,429.76, 3,352.32 and 1,732.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.76 : 3,352.32 = 1,732.80 : x
2. Step 2: Convert to fraction form
   2,429.76/3,352.32 = 1,732.80/x
3. Step 3: Cross multiply
   2,429.76x = 3,352.32 × 1,732.80
4. Step 4: Simplify right side
   2,429.76x = 5,808,900.10
5. Step 5: Solve for x
   x = 5,808,900.10/2,429.76
6. Step 6: Final answer
   x = 2,390.73