Finding the Third Proportional to 19,401 and 30,454.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,401 : 30,454.50 = 30,454.50 : x
2. Step 2: Convert to fraction form
   19,401/30,454.50 = 30,454.50/x
3. Step 3: Cross multiply
   19,401x = 30,454.50 × 30,454.50
4. Step 4: Simplify right side
   19,401x = 927,476,570.25
5. Step 5: Solve for x
   x = 927,476,570.25/19,401
6. Step 6: Final answer
   x = 47,805.61