Finding the Fourth Proportional to 1,984.95, 2,968.52 and 1,766.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.95 : 2,968.52 = 1,766.88 : x
2. Step 2: Convert to fraction form
   1,984.95/2,968.52 = 1,766.88/x
3. Step 3: Cross multiply
   1,984.95x = 2,968.52 × 1,766.88
4. Step 4: Simplify right side
   1,984.95x = 5,245,009.78
5. Step 5: Solve for x
   x = 5,245,009.78/1,984.95
6. Step 6: Final answer
   x = 2,642.39