Finding the Fourth Proportional to 1,092.42, 1,507.46 and 694.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092.42 : 1,507.46 = 694.05 : x
2. Step 2: Convert to fraction form
   1,092.42/1,507.46 = 694.05/x
3. Step 3: Cross multiply
   1,092.42x = 1,507.46 × 694.05
4. Step 4: Simplify right side
   1,092.42x = 1,046,249.14
5. Step 5: Solve for x
   x = 1,046,249.14/1,092.42
6. Step 6: Final answer
   x = 957.74