Finding the Fourth Proportional to 2,134.60, 2,944.30 and 1,426.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,134.60 : 2,944.30 = 1,426.17 : x
2. Step 2: Convert to fraction form
   2,134.60/2,944.30 = 1,426.17/x
3. Step 3: Cross multiply
   2,134.60x = 2,944.30 × 1,426.17
4. Step 4: Simplify right side
   2,134.60x = 4,199,072.33
5. Step 5: Solve for x
   x = 4,199,072.33/2,134.60
6. Step 6: Final answer
   x = 1,967.15