Finding the Third Proportional to 11,332.69 and 19,672.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,332.69 : 19,672.31 = 19,672.31 : x
2. Step 2: Convert to fraction form
   11,332.69/19,672.31 = 19,672.31/x
3. Step 3: Cross multiply
   11,332.69x = 19,672.31 × 19,672.31
4. Step 4: Simplify right side
   11,332.69x = 386,999,879.10
5. Step 5: Solve for x
   x = 386,999,879.10/11,332.69
6. Step 6: Final answer
   x = 34,148.99