Finding the Fourth Proportional to 2,187.25, 3,018.41 and 1,192.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187.25 : 3,018.41 = 1,192.52 : x
2. Step 2: Convert to fraction form
   2,187.25/3,018.41 = 1,192.52/x
3. Step 3: Cross multiply
   2,187.25x = 3,018.41 × 1,192.52
4. Step 4: Simplify right side
   2,187.25x = 3,599,527.06
5. Step 5: Solve for x
   x = 3,599,527.06/2,187.25
6. Step 6: Final answer
   x = 1,645.68