Finding the Third Proportional to 942.47 and 1,672.31

Step by Step Solution

1. Step 1: Write the proportion equation
   942.47 : 1,672.31 = 1,672.31 : x
2. Step 2: Convert to fraction form
   942.47/1,672.31 = 1,672.31/x
3. Step 3: Cross multiply
   942.47x = 1,672.31 × 1,672.31
4. Step 4: Simplify right side
   942.47x = 2,796,629.10
5. Step 5: Solve for x
   x = 2,796,629.10/942.47
6. Step 6: Final answer
   x = 2,967.34