Finding the Third Proportional to 50,112 and 77,488

Step by Step Solution

1. Step 1: Write the proportion equation
   50,112 : 77,488 = 77,488 : x
2. Step 2: Convert to fraction form
   50,112/77,488 = 77,488/x
3. Step 3: Cross multiply
   50,112x = 77,488 × 77,488
4. Step 4: Simplify right side
   50,112x = 6,004,390,144
5. Step 5: Solve for x
   x = 6,004,390,144/50,112
6. Step 6: Final answer
   x = 119,819.41