Finding the Fourth Proportional to 1,482.93, 2,223.69 and 866.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,482.93 : 2,223.69 = 866.82 : x
2. Step 2: Convert to fraction form
   1,482.93/2,223.69 = 866.82/x
3. Step 3: Cross multiply
   1,482.93x = 2,223.69 × 866.82
4. Step 4: Simplify right side
   1,482.93x = 1,927,538.97
5. Step 5: Solve for x
   x = 1,927,538.97/1,482.93
6. Step 6: Final answer
   x = 1,299.82