Finding the Fourth Proportional to 2,842.50, 4,266.18 and 1,112.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,842.50 : 4,266.18 = 1,112.34 : x
2. Step 2: Convert to fraction form
   2,842.50/4,266.18 = 1,112.34/x
3. Step 3: Cross multiply
   2,842.50x = 4,266.18 × 1,112.34
4. Step 4: Simplify right side
   2,842.50x = 4,745,442.66
5. Step 5: Solve for x
   x = 4,745,442.66/2,842.50
6. Step 6: Final answer
   x = 1,669.46