Finding the Fourth Proportional to 2,388.42, 3,296.15 and 1,326.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.42 : 3,296.15 = 1,326.16 : x
2. Step 2: Convert to fraction form
   2,388.42/3,296.15 = 1,326.16/x
3. Step 3: Cross multiply
   2,388.42x = 3,296.15 × 1,326.16
4. Step 4: Simplify right side
   2,388.42x = 4,371,222.28
5. Step 5: Solve for x
   x = 4,371,222.28/2,388.42
6. Step 6: Final answer
   x = 1,830.17