Finding the Fourth Proportional to 2,308.24, 3,456.18 and 1,210.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.24 : 3,456.18 = 1,210.29 : x
2. Step 2: Convert to fraction form
   2,308.24/3,456.18 = 1,210.29/x
3. Step 3: Cross multiply
   2,308.24x = 3,456.18 × 1,210.29
4. Step 4: Simplify right side
   2,308.24x = 4,182,980.09
5. Step 5: Solve for x
   x = 4,182,980.09/2,308.24
6. Step 6: Final answer
   x = 1,812.19