Finding the Fourth Proportional to 2,522.00, 3,481.29 and 2,166.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.00 : 3,481.29 = 2,166.49 : x
2. Step 2: Convert to fraction form
   2,522.00/3,481.29 = 2,166.49/x
3. Step 3: Cross multiply
   2,522.00x = 3,481.29 × 2,166.49
4. Step 4: Simplify right side
   2,522.00x = 7,542,192.27
5. Step 5: Solve for x
   x = 7,542,192.27/2,522.00
6. Step 6: Final answer
   x = 2,990.56