Finding the Fourth Proportional to 1,850.67, 2,770.47 and 1,118.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,850.67 : 2,770.47 = 1,118.03 : x
2. Step 2: Convert to fraction form
   1,850.67/2,770.47 = 1,118.03/x
3. Step 3: Cross multiply
   1,850.67x = 2,770.47 × 1,118.03
4. Step 4: Simplify right side
   1,850.67x = 3,097,454.72
5. Step 5: Solve for x
   x = 3,097,454.72/1,850.67
6. Step 6: Final answer
   x = 1,673.69