Finding the Fourth Proportional to 2,190.42, 3,284.37 and 1,036.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,190.42 : 3,284.37 = 1,036.17 : x
2. Step 2: Convert to fraction form
   2,190.42/3,284.37 = 1,036.17/x
3. Step 3: Cross multiply
   2,190.42x = 3,284.37 × 1,036.17
4. Step 4: Simplify right side
   2,190.42x = 3,403,165.66
5. Step 5: Solve for x
   x = 3,403,165.66/2,190.42
6. Step 6: Final answer
   x = 1,553.66