Finding the Third Proportional to 21,511.69 and 31,634.44

Step by Step Solution

1. Step 1: Write the proportion equation
   21,511.69 : 31,634.44 = 31,634.44 : x
2. Step 2: Convert to fraction form
   21,511.69/31,634.44 = 31,634.44/x
3. Step 3: Cross multiply
   21,511.69x = 31,634.44 × 31,634.44
4. Step 4: Simplify right side
   21,511.69x = 1,000,737,635.94
5. Step 5: Solve for x
   x = 1,000,737,635.94/21,511.69
6. Step 6: Final answer
   x = 46,520.65