Finding the Fourth Proportional to 1,162.42, 1,740.94 and 699.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162.42 : 1,740.94 = 699.18 : x
2. Step 2: Convert to fraction form
   1,162.42/1,740.94 = 699.18/x
3. Step 3: Cross multiply
   1,162.42x = 1,740.94 × 699.18
4. Step 4: Simplify right side
   1,162.42x = 1,217,230.43
5. Step 5: Solve for x
   x = 1,217,230.43/1,162.42
6. Step 6: Final answer
   x = 1,047.15