Finding the Third Proportional to 21,601.69 and 29,030.91

Step by Step Solution

1. Step 1: Write the proportion equation
   21,601.69 : 29,030.91 = 29,030.91 : x
2. Step 2: Convert to fraction form
   21,601.69/29,030.91 = 29,030.91/x
3. Step 3: Cross multiply
   21,601.69x = 29,030.91 × 29,030.91
4. Step 4: Simplify right side
   21,601.69x = 842,793,517.70
5. Step 5: Solve for x
   x = 842,793,517.70/21,601.69
6. Step 6: Final answer
   x = 39,015.17