Finding the Fourth Proportional to 3,605.34, 4,974.57 and 2,429.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,605.34 : 4,974.57 = 2,429.76 : x
2. Step 2: Convert to fraction form
   3,605.34/4,974.57 = 2,429.76/x
3. Step 3: Cross multiply
   3,605.34x = 4,974.57 × 2,429.76
4. Step 4: Simplify right side
   3,605.34x = 12,087,011.20
5. Step 5: Solve for x
   x = 12,087,011.20/3,605.34
6. Step 6: Final answer
   x = 3,352.53