Finding the Third Proportional to 21,194 and 28,751

Step by Step Solution

1. Step 1: Write the proportion equation
   21,194 : 28,751 = 28,751 : x
2. Step 2: Convert to fraction form
   21,194/28,751 = 28,751/x
3. Step 3: Cross multiply
   21,194x = 28,751 × 28,751
4. Step 4: Simplify right side
   21,194x = 826,620,001
5. Step 5: Solve for x
   x = 826,620,001/21,194
6. Step 6: Final answer
   x = 39,002.55