Finding the Third Proportional to 19,392 and 30,756

Step by Step Solution

1. Step 1: Write the proportion equation
   19,392 : 30,756 = 30,756 : x
2. Step 2: Convert to fraction form
   19,392/30,756 = 30,756/x
3. Step 3: Cross multiply
   19,392x = 30,756 × 30,756
4. Step 4: Simplify right side
   19,392x = 945,931,536
5. Step 5: Solve for x
   x = 945,931,536/19,392
6. Step 6: Final answer
   x = 48,779.47