Finding the Third Proportional to 19,352 and 42,228

Step by Step Solution

1. Step 1: Write the proportion equation
   19,352 : 42,228 = 42,228 : x
2. Step 2: Convert to fraction form
   19,352/42,228 = 42,228/x
3. Step 3: Cross multiply
   19,352x = 42,228 × 42,228
4. Step 4: Simplify right side
   19,352x = 1,783,203,984
5. Step 5: Solve for x
   x = 1,783,203,984/19,352
6. Step 6: Final answer
   x = 92,145.72