Finding the Third Proportional to 19,308.50 and 28,793

Step by Step Solution

1. Step 1: Write the proportion equation
   19,308.50 : 28,793 = 28,793 : x
2. Step 2: Convert to fraction form
   19,308.50/28,793 = 28,793/x
3. Step 3: Cross multiply
   19,308.50x = 28,793 × 28,793
4. Step 4: Simplify right side
   19,308.50x = 829,036,849
5. Step 5: Solve for x
   x = 829,036,849/19,308.50
6. Step 6: Final answer
   x = 42,936.37