Finding the Fourth Proportional to 7,443.03, 10,271.90 and 4,920.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,443.03 : 10,271.90 = 4,920.76 : x
2. Step 2: Convert to fraction form
   7,443.03/10,271.90 = 4,920.76/x
3. Step 3: Cross multiply
   7,443.03x = 10,271.90 × 4,920.76
4. Step 4: Simplify right side
   7,443.03x = 50,545,528.96
5. Step 5: Solve for x
   x = 50,545,528.96/7,443.03
6. Step 6: Final answer
   x = 6,790.99