Finding the Third Proportional to 31,326 and 42,956

Step by Step Solution

1. Step 1: Write the proportion equation
   31,326 : 42,956 = 42,956 : x
2. Step 2: Convert to fraction form
   31,326/42,956 = 42,956/x
3. Step 3: Cross multiply
   31,326x = 42,956 × 42,956
4. Step 4: Simplify right side
   31,326x = 1,845,217,936
5. Step 5: Solve for x
   x = 1,845,217,936/31,326
6. Step 6: Final answer
   x = 58,903.72