Finding the Fourth Proportional to 1,333.92, 1,842.96 and 1,112.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.92 : 1,842.96 = 1,112.16 : x
2. Step 2: Convert to fraction form
   1,333.92/1,842.96 = 1,112.16/x
3. Step 3: Cross multiply
   1,333.92x = 1,842.96 × 1,112.16
4. Step 4: Simplify right side
   1,333.92x = 2,049,666.39
5. Step 5: Solve for x
   x = 2,049,666.39/1,333.92
6. Step 6: Final answer
   x = 1,536.57