Finding the Fourth Proportional to 1,518.46, 2,275.59 and 867.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518.46 : 2,275.59 = 867.82 : x
2. Step 2: Convert to fraction form
   1,518.46/2,275.59 = 867.82/x
3. Step 3: Cross multiply
   1,518.46x = 2,275.59 × 867.82
4. Step 4: Simplify right side
   1,518.46x = 1,974,802.51
5. Step 5: Solve for x
   x = 1,974,802.51/1,518.46
6. Step 6: Final answer
   x = 1,300.53