Finding the Third Proportional to 52,388 and 80,112

Step by Step Solution

1. Step 1: Write the proportion equation
   52,388 : 80,112 = 80,112 : x
2. Step 2: Convert to fraction form
   52,388/80,112 = 80,112/x
3. Step 3: Cross multiply
   52,388x = 80,112 × 80,112
4. Step 4: Simplify right side
   52,388x = 6,417,932,544
5. Step 5: Solve for x
   x = 6,417,932,544/52,388
6. Step 6: Final answer
   x = 122,507.68