Finding the Fourth Proportional to 1,634.96, 2,255.98 and 936.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,634.96 : 2,255.98 = 936.34 : x
2. Step 2: Convert to fraction form
   1,634.96/2,255.98 = 936.34/x
3. Step 3: Cross multiply
   1,634.96x = 2,255.98 × 936.34
4. Step 4: Simplify right side
   1,634.96x = 2,112,364.31
5. Step 5: Solve for x
   x = 2,112,364.31/1,634.96
6. Step 6: Final answer
   x = 1,292.00