Finding the Third Proportional to 42,247 and 90,734

Step by Step Solution

1. Step 1: Write the proportion equation
   42,247 : 90,734 = 90,734 : x
2. Step 2: Convert to fraction form
   42,247/90,734 = 90,734/x
3. Step 3: Cross multiply
   42,247x = 90,734 × 90,734
4. Step 4: Simplify right side
   42,247x = 8,232,658,756
5. Step 5: Solve for x
   x = 8,232,658,756/42,247
6. Step 6: Final answer
   x = 194,869.67