Finding the Third Proportional to 1,402.31 and 3,072.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402.31 : 3,072.94 = 3,072.94 : x
2. Step 2: Convert to fraction form
   1,402.31/3,072.94 = 3,072.94/x
3. Step 3: Cross multiply
   1,402.31x = 3,072.94 × 3,072.94
4. Step 4: Simplify right side
   1,402.31x = 9,442,944.88
5. Step 5: Solve for x
   x = 9,442,944.88/1,402.31
6. Step 6: Final answer
   x = 6,733.84