Finding the Fourth Proportional to 1,426.07, 2,136.33 and 937.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.07 : 2,136.33 = 937.65 : x
2. Step 2: Convert to fraction form
   1,426.07/2,136.33 = 937.65/x
3. Step 3: Cross multiply
   1,426.07x = 2,136.33 × 937.65
4. Step 4: Simplify right side
   1,426.07x = 2,003,116.80
5. Step 5: Solve for x
   x = 2,003,116.80/1,426.07
6. Step 6: Final answer
   x = 1,404.65