Finding the Fourth Proportional to 2,285.88, 3,427.46 and 897.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,285.88 : 3,427.46 = 897.58 : x
2. Step 2: Convert to fraction form
   2,285.88/3,427.46 = 897.58/x
3. Step 3: Cross multiply
   2,285.88x = 3,427.46 × 897.58
4. Step 4: Simplify right side
   2,285.88x = 3,076,419.55
5. Step 5: Solve for x
   x = 3,076,419.55/2,285.88
6. Step 6: Final answer
   x = 1,345.84