Finding the Third Proportional to 21,776 and 28,752

Step by Step Solution

1. Step 1: Write the proportion equation
   21,776 : 28,752 = 28,752 : x
2. Step 2: Convert to fraction form
   21,776/28,752 = 28,752/x
3. Step 3: Cross multiply
   21,776x = 28,752 × 28,752
4. Step 4: Simplify right side
   21,776x = 826,677,504
5. Step 5: Solve for x
   x = 826,677,504/21,776
6. Step 6: Final answer
   x = 37,962.78