Finding the Fourth Proportional to 1,426.04, 1,967.98 and 805.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.04 : 1,967.98 = 805.08 : x
2. Step 2: Convert to fraction form
   1,426.04/1,967.98 = 805.08/x
3. Step 3: Cross multiply
   1,426.04x = 1,967.98 × 805.08
4. Step 4: Simplify right side
   1,426.04x = 1,584,381.34
5. Step 5: Solve for x
   x = 1,584,381.34/1,426.04
6. Step 6: Final answer
   x = 1,111.04