Finding the Fourth Proportional to 1,766.08, 2,436.88 and 1,020.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,766.08 : 2,436.88 = 1,020.07 : x
2. Step 2: Convert to fraction form
   1,766.08/2,436.88 = 1,020.07/x
3. Step 3: Cross multiply
   1,766.08x = 2,436.88 × 1,020.07
4. Step 4: Simplify right side
   1,766.08x = 2,485,788.18
5. Step 5: Solve for x
   x = 2,485,788.18/1,766.08
6. Step 6: Final answer
   x = 1,407.52