Finding the Third Proportional to 57,736 and 70,334

Step by Step Solution

1. Step 1: Write the proportion equation
   57,736 : 70,334 = 70,334 : x
2. Step 2: Convert to fraction form
   57,736/70,334 = 70,334/x
3. Step 3: Cross multiply
   57,736x = 70,334 × 70,334
4. Step 4: Simplify right side
   57,736x = 4,946,871,556
5. Step 5: Solve for x
   x = 4,946,871,556/57,736
6. Step 6: Final answer
   x = 85,680.88