Finding the Third Proportional to 31,324 and 70,918

Step by Step Solution

1. Step 1: Write the proportion equation
   31,324 : 70,918 = 70,918 : x
2. Step 2: Convert to fraction form
   31,324/70,918 = 70,918/x
3. Step 3: Cross multiply
   31,324x = 70,918 × 70,918
4. Step 4: Simplify right side
   31,324x = 5,029,362,724
5. Step 5: Solve for x
   x = 5,029,362,724/31,324
6. Step 6: Final answer
   x = 160,559.40