Finding the Third Proportional to 31,216 and 43,912

Step by Step Solution

1. Step 1: Write the proportion equation
   31,216 : 43,912 = 43,912 : x
2. Step 2: Convert to fraction form
   31,216/43,912 = 43,912/x
3. Step 3: Cross multiply
   31,216x = 43,912 × 43,912
4. Step 4: Simplify right side
   31,216x = 1,928,263,744
5. Step 5: Solve for x
   x = 1,928,263,744/31,216
6. Step 6: Final answer
   x = 61,771.65