Finding the Fourth Proportional to 2,541.36, 3,812.34 and 897.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.36 : 3,812.34 = 897.57 : x
2. Step 2: Convert to fraction form
   2,541.36/3,812.34 = 897.57/x
3. Step 3: Cross multiply
   2,541.36x = 3,812.34 × 897.57
4. Step 4: Simplify right side
   2,541.36x = 3,421,842.01
5. Step 5: Solve for x
   x = 3,421,842.01/2,541.36
6. Step 6: Final answer
   x = 1,346.46