Finding the Third Proportional to 19,023 and 28,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,023 : 28,429.50 = 28,429.50 : x
2. Step 2: Convert to fraction form
   19,023/28,429.50 = 28,429.50/x
3. Step 3: Cross multiply
   19,023x = 28,429.50 × 28,429.50
4. Step 4: Simplify right side
   19,023x = 808,236,470.25
5. Step 5: Solve for x
   x = 808,236,470.25/19,023
6. Step 6: Final answer
   x = 42,487.33