Finding the Fourth Proportional to 1,766.69, 2,437.74 and 1,020.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,766.69 : 2,437.74 = 1,020.62 : x
2. Step 2: Convert to fraction form
   1,766.69/2,437.74 = 1,020.62/x
3. Step 3: Cross multiply
   1,766.69x = 2,437.74 × 1,020.62
4. Step 4: Simplify right side
   1,766.69x = 2,488,006.20
5. Step 5: Solve for x
   x = 2,488,006.20/1,766.69
6. Step 6: Final answer
   x = 1,408.29