Finding the Fourth Proportional to 2,271.33, 3,407.00 and 627.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271.33 : 3,407.00 = 627.89 : x
2. Step 2: Convert to fraction form
   2,271.33/3,407.00 = 627.89/x
3. Step 3: Cross multiply
   2,271.33x = 3,407.00 × 627.89
4. Step 4: Simplify right side
   2,271.33x = 2,139,201.06
5. Step 5: Solve for x
   x = 2,139,201.06/2,271.33
6. Step 6: Final answer
   x = 941.83