Finding the Fourth Proportional to 7,234.72, 9,983.12 and 4,251.49

Step by Step Solution

1. Step 1: Write the proportion equation
   7,234.72 : 9,983.12 = 4,251.49 : x
2. Step 2: Convert to fraction form
   7,234.72/9,983.12 = 4,251.49/x
3. Step 3: Cross multiply
   7,234.72x = 9,983.12 × 4,251.49
4. Step 4: Simplify right side
   7,234.72x = 42,443,088.63
5. Step 5: Solve for x
   x = 42,443,088.63/7,234.72
6. Step 6: Final answer
   x = 5,866.59