Finding the Third Proportional to 99,144 and 148,608

Step by Step Solution

1. Step 1: Write the proportion equation
   99,144 : 148,608 = 148,608 : x
2. Step 2: Convert to fraction form
   99,144/148,608 = 148,608/x
3. Step 3: Cross multiply
   99,144x = 148,608 × 148,608
4. Step 4: Simplify right side
   99,144x = 22,084,337,664
5. Step 5: Solve for x
   x = 22,084,337,664/99,144
6. Step 6: Final answer
   x = 222,750.12