Finding the Fourth Proportional to 9,046.24, 13,572.72 and 2,890.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,046.24 : 13,572.72 = 2,890.72 : x
2. Step 2: Convert to fraction form
   9,046.24/13,572.72 = 2,890.72/x
3. Step 3: Cross multiply
   9,046.24x = 13,572.72 × 2,890.72
4. Step 4: Simplify right side
   9,046.24x = 39,234,933.16
5. Step 5: Solve for x
   x = 39,234,933.16/9,046.24
6. Step 6: Final answer
   x = 4,337.15