Finding the Third Proportional to 65,040 and 133,152

Step by Step Solution

1. Step 1: Write the proportion equation
   65,040 : 133,152 = 133,152 : x
2. Step 2: Convert to fraction form
   65,040/133,152 = 133,152/x
3. Step 3: Cross multiply
   65,040x = 133,152 × 133,152
4. Step 4: Simplify right side
   65,040x = 17,729,455,104
5. Step 5: Solve for x
   x = 17,729,455,104/65,040
6. Step 6: Final answer
   x = 272,593.10