Finding the Fourth Proportional to 2,436.63, 3,362.55 and 1,317.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.63 : 3,362.55 = 1,317.56 : x
2. Step 2: Convert to fraction form
   2,436.63/3,362.55 = 1,317.56/x
3. Step 3: Cross multiply
   2,436.63x = 3,362.55 × 1,317.56
4. Step 4: Simplify right side
   2,436.63x = 4,430,369.07
5. Step 5: Solve for x
   x = 4,430,369.07/2,436.63
6. Step 6: Final answer
   x = 1,818.24