Finding the Third Proportional to 22,272 and 51,788

Step by Step Solution

1. Step 1: Write the proportion equation
   22,272 : 51,788 = 51,788 : x
2. Step 2: Convert to fraction form
   22,272/51,788 = 51,788/x
3. Step 3: Cross multiply
   22,272x = 51,788 × 51,788
4. Step 4: Simplify right side
   22,272x = 2,681,996,944
5. Step 5: Solve for x
   x = 2,681,996,944/22,272
6. Step 6: Final answer
   x = 120,420.12