Finding the Fourth Proportional to 1,976.58, 2,968.38 and 1,764.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.58 : 2,968.38 = 1,764.90 : x
2. Step 2: Convert to fraction form
   1,976.58/2,968.38 = 1,764.90/x
3. Step 3: Cross multiply
   1,976.58x = 2,968.38 × 1,764.90
4. Step 4: Simplify right side
   1,976.58x = 5,238,893.86
5. Step 5: Solve for x
   x = 5,238,893.86/1,976.58
6. Step 6: Final answer
   x = 2,650.48