Finding the Fourth Proportional to 1,426.08, 1,967.35 and 836.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.08 : 1,967.35 = 836.37 : x
2. Step 2: Convert to fraction form
   1,426.08/1,967.35 = 836.37/x
3. Step 3: Cross multiply
   1,426.08x = 1,967.35 × 836.37
4. Step 4: Simplify right side
   1,426.08x = 1,645,432.52
5. Step 5: Solve for x
   x = 1,645,432.52/1,426.08
6. Step 6: Final answer
   x = 1,153.82