Finding the Fourth Proportional to 2,269.76, 3,404.52 and 626.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.76 : 3,404.52 = 626.42 : x
2. Step 2: Convert to fraction form
   2,269.76/3,404.52 = 626.42/x
3. Step 3: Cross multiply
   2,269.76x = 3,404.52 × 626.42
4. Step 4: Simplify right side
   2,269.76x = 2,132,659.42
5. Step 5: Solve for x
   x = 2,132,659.42/2,269.76
6. Step 6: Final answer
   x = 939.60