Finding the Fourth Proportional to 1,333.34, 1,839.93 and 743.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.34 : 1,839.93 = 743.90 : x
2. Step 2: Convert to fraction form
   1,333.34/1,839.93 = 743.90/x
3. Step 3: Cross multiply
   1,333.34x = 1,839.93 × 743.90
4. Step 4: Simplify right side
   1,333.34x = 1,368,723.93
5. Step 5: Solve for x
   x = 1,368,723.93/1,333.34
6. Step 6: Final answer
   x = 1,026.54