Finding the Fourth Proportional to 1,333.68, 1,839.24 and 884.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.68 : 1,839.24 = 884.76 : x
2. Step 2: Convert to fraction form
   1,333.68/1,839.24 = 884.76/x
3. Step 3: Cross multiply
   1,333.68x = 1,839.24 × 884.76
4. Step 4: Simplify right side
   1,333.68x = 1,627,285.98
5. Step 5: Solve for x
   x = 1,627,285.98/1,333.68
6. Step 6: Final answer
   x = 1,220.15