Finding the Third Proportional to 19,474 and 42,554

Step by Step Solution

1. Step 1: Write the proportion equation
   19,474 : 42,554 = 42,554 : x
2. Step 2: Convert to fraction form
   19,474/42,554 = 42,554/x
3. Step 3: Cross multiply
   19,474x = 42,554 × 42,554
4. Step 4: Simplify right side
   19,474x = 1,810,842,916
5. Step 5: Solve for x
   x = 1,810,842,916/19,474
6. Step 6: Final answer
   x = 92,987.72