Finding the Fourth Proportional to 2,443.24, 3,666.22 and 1,210.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.24 : 3,666.22 = 1,210.32 : x
2. Step 2: Convert to fraction form
   2,443.24/3,666.22 = 1,210.32/x
3. Step 3: Cross multiply
   2,443.24x = 3,666.22 × 1,210.32
4. Step 4: Simplify right side
   2,443.24x = 4,437,299.39
5. Step 5: Solve for x
   x = 4,437,299.39/2,443.24
6. Step 6: Final answer
   x = 1,816.15