Finding the Fourth Proportional to 8,443.10, 11,797.30 and 8,443.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.10 : 11,797.30 = 8,443.10 : x
2. Step 2: Convert to fraction form
   8,443.10/11,797.30 = 8,443.10/x
3. Step 3: Cross multiply
   8,443.10x = 11,797.30 × 8,443.10
4. Step 4: Simplify right side
   8,443.10x = 99,605,783.63
5. Step 5: Solve for x
   x = 99,605,783.63/8,443.10
6. Step 6: Final answer
   x = 11,797.30