Finding the Fourth Proportional to 2,000.00, 3,002.12 and 1,123.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.00 : 3,002.12 = 1,123.25 : x
2. Step 2: Convert to fraction form
   2,000.00/3,002.12 = 1,123.25/x
3. Step 3: Cross multiply
   2,000.00x = 3,002.12 × 1,123.25
4. Step 4: Simplify right side
   2,000.00x = 3,372,135.87
5. Step 5: Solve for x
   x = 3,372,135.87/2,000.00
6. Step 6: Final answer
   x = 1,686.07