Finding the Fourth Proportional to 1,241.88, 1,713.72 and 682.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,241.88 : 1,713.72 = 682.34 : x
2. Step 2: Convert to fraction form
   1,241.88/1,713.72 = 682.34/x
3. Step 3: Cross multiply
   1,241.88x = 1,713.72 × 682.34
4. Step 4: Simplify right side
   1,241.88x = 1,169,333.23
5. Step 5: Solve for x
   x = 1,169,333.23/1,241.88
6. Step 6: Final answer
   x = 941.58