Finding the Fourth Proportional to 1,973.82, 2,961.12 and 676.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.82 : 2,961.12 = 676.20 : x
2. Step 2: Convert to fraction form
   1,973.82/2,961.12 = 676.20/x
3. Step 3: Cross multiply
   1,973.82x = 2,961.12 × 676.20
4. Step 4: Simplify right side
   1,973.82x = 2,002,309.34
5. Step 5: Solve for x
   x = 2,002,309.34/1,973.82
6. Step 6: Final answer
   x = 1,014.43