Finding the Fourth Proportional to 2,269.99, 3,404.61 and 626.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.99 : 3,404.61 = 626.15 : x
2. Step 2: Convert to fraction form
   2,269.99/3,404.61 = 626.15/x
3. Step 3: Cross multiply
   2,269.99x = 3,404.61 × 626.15
4. Step 4: Simplify right side
   2,269.99x = 2,131,796.55
5. Step 5: Solve for x
   x = 2,131,796.55/2,269.99
6. Step 6: Final answer
   x = 939.12