Finding the Fourth Proportional to 8,443.02, 12,660.20 and 4,933.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.02 : 12,660.20 = 4,933.80 : x
2. Step 2: Convert to fraction form
   8,443.02/12,660.20 = 4,933.80/x
3. Step 3: Cross multiply
   8,443.02x = 12,660.20 × 4,933.80
4. Step 4: Simplify right side
   8,443.02x = 62,462,870.09
5. Step 5: Solve for x
   x = 62,462,870.09/8,443.02
6. Step 6: Final answer
   x = 7,398.17