Finding the Third Proportional to 1,271.83 and 2,042.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271.83 : 2,042.30 = 2,042.30 : x
2. Step 2: Convert to fraction form
   1,271.83/2,042.30 = 2,042.30/x
3. Step 3: Cross multiply
   1,271.83x = 2,042.30 × 2,042.30
4. Step 4: Simplify right side
   1,271.83x = 4,171,003.45
5. Step 5: Solve for x
   x = 4,171,003.45/1,271.83
6. Step 6: Final answer
   x = 3,279.52