Finding the Fourth Proportional to 1,411.01, 1,946.91 and 886.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.01 : 1,946.91 = 886.74 : x
2. Step 2: Convert to fraction form
   1,411.01/1,946.91 = 886.74/x
3. Step 3: Cross multiply
   1,411.01x = 1,946.91 × 886.74
4. Step 4: Simplify right side
   1,411.01x = 1,726,399.00
5. Step 5: Solve for x
   x = 1,726,399.00/1,411.01
6. Step 6: Final answer
   x = 1,223.52