Finding the Fourth Proportional to 1,547.94, 2,136.24 and 884.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547.94 : 2,136.24 = 884.82 : x
2. Step 2: Convert to fraction form
   1,547.94/2,136.24 = 884.82/x
3. Step 3: Cross multiply
   1,547.94x = 2,136.24 × 884.82
4. Step 4: Simplify right side
   1,547.94x = 1,890,187.88
5. Step 5: Solve for x
   x = 1,890,187.88/1,547.94
6. Step 6: Final answer
   x = 1,221.10