Finding the Fourth Proportional to 1,666.23, 2,298.46 and 1,002.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666.23 : 2,298.46 = 1,002.67 : x
2. Step 2: Convert to fraction form
   1,666.23/2,298.46 = 1,002.67/x
3. Step 3: Cross multiply
   1,666.23x = 2,298.46 × 1,002.67
4. Step 4: Simplify right side
   1,666.23x = 2,304,596.89
5. Step 5: Solve for x
   x = 2,304,596.89/1,666.23
6. Step 6: Final answer
   x = 1,383.12