Finding the Third Proportional to 50,496 and 79,040

Step by Step Solution

1. Step 1: Write the proportion equation
   50,496 : 79,040 = 79,040 : x
2. Step 2: Convert to fraction form
   50,496/79,040 = 79,040/x
3. Step 3: Cross multiply
   50,496x = 79,040 × 79,040
4. Step 4: Simplify right side
   50,496x = 6,247,321,600
5. Step 5: Solve for x
   x = 6,247,321,600/50,496
6. Step 6: Final answer
   x = 123,719.14