Finding the Third Proportional to 1,442.94 and 3,116.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442.94 : 3,116.56 = 3,116.56 : x
2. Step 2: Convert to fraction form
   1,442.94/3,116.56 = 3,116.56/x
3. Step 3: Cross multiply
   1,442.94x = 3,116.56 × 3,116.56
4. Step 4: Simplify right side
   1,442.94x = 9,712,961.82
5. Step 5: Solve for x
   x = 9,712,961.82/1,442.94
6. Step 6: Final answer
   x = 6,731.38