Finding the Fourth Proportional to 1,410.92, 1,946.22 and 886.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.92 : 1,946.22 = 886.52 : x
2. Step 2: Convert to fraction form
   1,410.92/1,946.22 = 886.52/x
3. Step 3: Cross multiply
   1,410.92x = 1,946.22 × 886.52
4. Step 4: Simplify right side
   1,410.92x = 1,725,362.95
5. Step 5: Solve for x
   x = 1,725,362.95/1,410.92
6. Step 6: Final answer
   x = 1,222.86