Finding the Third Proportional to 19,318.50 and 29,023.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,318.50 : 29,023.31 = 29,023.31 : x
2. Step 2: Convert to fraction form
   19,318.50/29,023.31 = 29,023.31/x
3. Step 3: Cross multiply
   19,318.50x = 29,023.31 × 29,023.31
4. Step 4: Simplify right side
   19,318.50x = 842,352,668.47
5. Step 5: Solve for x
   x = 842,352,668.47/19,318.50
6. Step 6: Final answer
   x = 43,603.42