Finding the Fourth Proportional to 1,495.83, 2,064.51 and 866.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.83 : 2,064.51 = 866.28 : x
2. Step 2: Convert to fraction form
   1,495.83/2,064.51 = 866.28/x
3. Step 3: Cross multiply
   1,495.83x = 2,064.51 × 866.28
4. Step 4: Simplify right side
   1,495.83x = 1,788,443.72
5. Step 5: Solve for x
   x = 1,788,443.72/1,495.83
6. Step 6: Final answer
   x = 1,195.62