Finding the Fourth Proportional to 1,666.34, 2,282.84 and 1,604.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666.34 : 2,282.84 = 1,604.02 : x
2. Step 2: Convert to fraction form
   1,666.34/2,282.84 = 1,604.02/x
3. Step 3: Cross multiply
   1,666.34x = 2,282.84 × 1,604.02
4. Step 4: Simplify right side
   1,666.34x = 3,661,721.02
5. Step 5: Solve for x
   x = 3,661,721.02/1,666.34
6. Step 6: Final answer
   x = 2,197.46