Finding the Third Proportional to 45,418 and 70,885

Step by Step Solution

1. Step 1: Write the proportion equation
   45,418 : 70,885 = 70,885 : x
2. Step 2: Convert to fraction form
   45,418/70,885 = 70,885/x
3. Step 3: Cross multiply
   45,418x = 70,885 × 70,885
4. Step 4: Simplify right side
   45,418x = 5,024,683,225
5. Step 5: Solve for x
   x = 5,024,683,225/45,418
6. Step 6: Final answer
   x = 110,631.98