Finding the Fourth Proportional to 1,456.50, 2,010.06 and 897.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.50 : 2,010.06 = 897.59 : x
2. Step 2: Convert to fraction form
   1,456.50/2,010.06 = 897.59/x
3. Step 3: Cross multiply
   1,456.50x = 2,010.06 × 897.59
4. Step 4: Simplify right side
   1,456.50x = 1,804,199.71
5. Step 5: Solve for x
   x = 1,804,199.71/1,456.50
6. Step 6: Final answer
   x = 1,238.72