Finding the Fourth Proportional to 2,114.83, 3,173.06 and 881.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.83 : 3,173.06 = 881.91 : x
2. Step 2: Convert to fraction form
   2,114.83/3,173.06 = 881.91/x
3. Step 3: Cross multiply
   2,114.83x = 3,173.06 × 881.91
4. Step 4: Simplify right side
   2,114.83x = 2,798,348.94
5. Step 5: Solve for x
   x = 2,798,348.94/2,114.83
6. Step 6: Final answer
   x = 1,323.20