Finding the Fourth Proportional to 1,513.29, 2,263.78 and 1,351.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.29 : 2,263.78 = 1,351.33 : x
2. Step 2: Convert to fraction form
   1,513.29/2,263.78 = 1,351.33/x
3. Step 3: Cross multiply
   1,513.29x = 2,263.78 × 1,351.33
4. Step 4: Simplify right side
   1,513.29x = 3,059,113.83
5. Step 5: Solve for x
   x = 3,059,113.83/1,513.29
6. Step 6: Final answer
   x = 2,021.50