Finding the Fourth Proportional to 1,627.37, 2,245.76 and 881.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,627.37 : 2,245.76 = 881.33 : x
2. Step 2: Convert to fraction form
   1,627.37/2,245.76 = 881.33/x
3. Step 3: Cross multiply
   1,627.37x = 2,245.76 × 881.33
4. Step 4: Simplify right side
   1,627.37x = 1,979,255.66
5. Step 5: Solve for x
   x = 1,979,255.66/1,627.37
6. Step 6: Final answer
   x = 1,216.23