Finding the Fourth Proportional to 1,487.94, 2,053.83 and 867.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,487.94 : 2,053.83 = 867.06 : x
2. Step 2: Convert to fraction form
   1,487.94/2,053.83 = 867.06/x
3. Step 3: Cross multiply
   1,487.94x = 2,053.83 × 867.06
4. Step 4: Simplify right side
   1,487.94x = 1,780,793.84
5. Step 5: Solve for x
   x = 1,780,793.84/1,487.94
6. Step 6: Final answer
   x = 1,196.82