Finding the Fourth Proportional to 7,146.83, 10,732.12 and 4,821.79

Step by Step Solution

1. Step 1: Write the proportion equation
   7,146.83 : 10,732.12 = 4,821.79 : x
2. Step 2: Convert to fraction form
   7,146.83/10,732.12 = 4,821.79/x
3. Step 3: Cross multiply
   7,146.83x = 10,732.12 × 4,821.79
4. Step 4: Simplify right side
   7,146.83x = 51,747,990.01
5. Step 5: Solve for x
   x = 51,747,990.01/7,146.83
6. Step 6: Final answer
   x = 7,240.70