Finding the Fourth Proportional to 1,495.82, 2,064.27 and 866.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.82 : 2,064.27 = 866.60 : x
2. Step 2: Convert to fraction form
   1,495.82/2,064.27 = 866.60/x
3. Step 3: Cross multiply
   1,495.82x = 2,064.27 × 866.60
4. Step 4: Simplify right side
   1,495.82x = 1,788,890.35
5. Step 5: Solve for x
   x = 1,788,890.35/1,495.82
6. Step 6: Final answer
   x = 1,195.93