Finding the Third Proportional to 112,212 and 164,997

Step by Step Solution

1. Step 1: Write the proportion equation
   112,212 : 164,997 = 164,997 : x
2. Step 2: Convert to fraction form
   112,212/164,997 = 164,997/x
3. Step 3: Cross multiply
   112,212x = 164,997 × 164,997
4. Step 4: Simplify right side
   112,212x = 27,224,010,009
5. Step 5: Solve for x
   x = 27,224,010,009/112,212
6. Step 6: Final answer
   x = 242,612.29