Finding the Fourth Proportional to 3,362.72, 5,043.51 and 897.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,362.72 : 5,043.51 = 897.80 : x
2. Step 2: Convert to fraction form
   3,362.72/5,043.51 = 897.80/x
3. Step 3: Cross multiply
   3,362.72x = 5,043.51 × 897.80
4. Step 4: Simplify right side
   3,362.72x = 4,528,063.28
5. Step 5: Solve for x
   x = 4,528,063.28/3,362.72
6. Step 6: Final answer
   x = 1,346.55