Finding the Fourth Proportional to 1,200.84, 1,798.89 and 1,133.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.84 : 1,798.89 = 1,133.38 : x
2. Step 2: Convert to fraction form
   1,200.84/1,798.89 = 1,133.38/x
3. Step 3: Cross multiply
   1,200.84x = 1,798.89 × 1,133.38
4. Step 4: Simplify right side
   1,200.84x = 2,038,825.95
5. Step 5: Solve for x
   x = 2,038,825.95/1,200.84
6. Step 6: Final answer
   x = 1,697.83