Finding the Fourth Proportional to 2,266.54, 3,402.56 and 2,151.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,266.54 : 3,402.56 = 2,151.72 : x
2. Step 2: Convert to fraction form
   2,266.54/3,402.56 = 2,151.72/x
3. Step 3: Cross multiply
   2,266.54x = 3,402.56 × 2,151.72
4. Step 4: Simplify right side
   2,266.54x = 7,321,356.40
5. Step 5: Solve for x
   x = 7,321,356.40/2,266.54
6. Step 6: Final answer
   x = 3,230.19