Finding the Fourth Proportional to 1,227.37, 1,841.83 and 1,112.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227.37 : 1,841.83 = 1,112.05 : x
2. Step 2: Convert to fraction form
   1,227.37/1,841.83 = 1,112.05/x
3. Step 3: Cross multiply
   1,227.37x = 1,841.83 × 1,112.05
4. Step 4: Simplify right side
   1,227.37x = 2,048,199.67
5. Step 5: Solve for x
   x = 2,048,199.67/1,227.37
6. Step 6: Final answer
   x = 1,668.77