Finding the Fourth Proportional to 1,496.32, 2,064.78 and 866.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,496.32 : 2,064.78 = 866.86 : x
2. Step 2: Convert to fraction form
   1,496.32/2,064.78 = 866.86/x
3. Step 3: Cross multiply
   1,496.32x = 2,064.78 × 866.86
4. Step 4: Simplify right side
   1,496.32x = 1,789,875.19
5. Step 5: Solve for x
   x = 1,789,875.19/1,496.32
6. Step 6: Final answer
   x = 1,196.18