Finding the Fourth Proportional to 1,694.82, 2,338.69 and 986.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,694.82 : 2,338.69 = 986.43 : x
2. Step 2: Convert to fraction form
   1,694.82/2,338.69 = 986.43/x
3. Step 3: Cross multiply
   1,694.82x = 2,338.69 × 986.43
4. Step 4: Simplify right side
   1,694.82x = 2,306,953.98
5. Step 5: Solve for x
   x = 2,306,953.98/1,694.82
6. Step 6: Final answer
   x = 1,361.18