Finding the Fourth Proportional to 1,522.03, 2,100.41 and 823.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.03 : 2,100.41 = 823.41 : x
2. Step 2: Convert to fraction form
   1,522.03/2,100.41 = 823.41/x
3. Step 3: Cross multiply
   1,522.03x = 2,100.41 × 823.41
4. Step 4: Simplify right side
   1,522.03x = 1,729,483.98
5. Step 5: Solve for x
   x = 1,729,483.98/1,522.03
6. Step 6: Final answer
   x = 1,136.30