Finding the Third Proportional to 42,544 and 63,400

Step by Step Solution

1. Step 1: Write the proportion equation
   42,544 : 63,400 = 63,400 : x
2. Step 2: Convert to fraction form
   42,544/63,400 = 63,400/x
3. Step 3: Cross multiply
   42,544x = 63,400 × 63,400
4. Step 4: Simplify right side
   42,544x = 4,019,560,000
5. Step 5: Solve for x
   x = 4,019,560,000/42,544
6. Step 6: Final answer
   x = 94,480.07