Finding the Fourth Proportional to 1,482.57, 2,045.31 and 892.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,482.57 : 2,045.31 = 892.77 : x
2. Step 2: Convert to fraction form
   1,482.57/2,045.31 = 892.77/x
3. Step 3: Cross multiply
   1,482.57x = 2,045.31 × 892.77
4. Step 4: Simplify right side
   1,482.57x = 1,825,976.72
5. Step 5: Solve for x
   x = 1,825,976.72/1,482.57
6. Step 6: Final answer
   x = 1,231.63