Finding the Fourth Proportional to 1,426.23, 2,136.42 and 695.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.23 : 2,136.42 = 695.19 : x
2. Step 2: Convert to fraction form
   1,426.23/2,136.42 = 695.19/x
3. Step 3: Cross multiply
   1,426.23x = 2,136.42 × 695.19
4. Step 4: Simplify right side
   1,426.23x = 1,485,217.82
5. Step 5: Solve for x
   x = 1,485,217.82/1,426.23
6. Step 6: Final answer
   x = 1,041.36