Finding the Fourth Proportional to 2,436.58, 3,364.01 and 1,690.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.58 : 3,364.01 = 1,690.27 : x
2. Step 2: Convert to fraction form
   2,436.58/3,364.01 = 1,690.27/x
3. Step 3: Cross multiply
   2,436.58x = 3,364.01 × 1,690.27
4. Step 4: Simplify right side
   2,436.58x = 5,686,102.02
5. Step 5: Solve for x
   x = 5,686,102.02/2,436.58
6. Step 6: Final answer
   x = 2,333.64