Finding the Fourth Proportional to 2,370.96, 3,554.26 and 909.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,370.96 : 3,554.26 = 909.82 : x
2. Step 2: Convert to fraction form
   2,370.96/3,554.26 = 909.82/x
3. Step 3: Cross multiply
   2,370.96x = 3,554.26 × 909.82
4. Step 4: Simplify right side
   2,370.96x = 3,233,736.83
5. Step 5: Solve for x
   x = 3,233,736.83/2,370.96
6. Step 6: Final answer
   x = 1,363.89