Finding the Fourth Proportional to 1,333.56, 1,997.46 and 942.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.56 : 1,997.46 = 942.60 : x
2. Step 2: Convert to fraction form
   1,333.56/1,997.46 = 942.60/x
3. Step 3: Cross multiply
   1,333.56x = 1,997.46 × 942.60
4. Step 4: Simplify right side
   1,333.56x = 1,882,805.80
5. Step 5: Solve for x
   x = 1,882,805.80/1,333.56
6. Step 6: Final answer
   x = 1,411.86