Finding the Fourth Proportional to 1,486.01, 2,050.71 and 822.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,486.01 : 2,050.71 = 822.89 : x
2. Step 2: Convert to fraction form
   1,486.01/2,050.71 = 822.89/x
3. Step 3: Cross multiply
   1,486.01x = 2,050.71 × 822.89
4. Step 4: Simplify right side
   1,486.01x = 1,687,513.88
5. Step 5: Solve for x
   x = 1,687,513.88/1,486.01
6. Step 6: Final answer
   x = 1,135.60