Finding the Fourth Proportional to 2,285.94, 3,426.27 and 897.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,285.94 : 3,426.27 = 897.90 : x
2. Step 2: Convert to fraction form
   2,285.94/3,426.27 = 897.90/x
3. Step 3: Cross multiply
   2,285.94x = 3,426.27 × 897.90
4. Step 4: Simplify right side
   2,285.94x = 3,076,447.83
5. Step 5: Solve for x
   x = 3,076,447.83/2,285.94
6. Step 6: Final answer
   x = 1,345.81