Finding the Fourth Proportional to 1,654.10, 2,282.63 and 897.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,654.10 : 2,282.63 = 897.87 : x
2. Step 2: Convert to fraction form
   1,654.10/2,282.63 = 897.87/x
3. Step 3: Cross multiply
   1,654.10x = 2,282.63 × 897.87
4. Step 4: Simplify right side
   1,654.10x = 2,049,500.51
5. Step 5: Solve for x
   x = 2,049,500.51/1,654.10
6. Step 6: Final answer
   x = 1,239.05