Finding the Third Proportional to 51,792.75 and 79,979.06

Step by Step Solution

1. Step 1: Write the proportion equation
   51,792.75 : 79,979.06 = 79,979.06 : x
2. Step 2: Convert to fraction form
   51,792.75/79,979.06 = 79,979.06/x
3. Step 3: Cross multiply
   51,792.75x = 79,979.06 × 79,979.06
4. Step 4: Simplify right side
   51,792.75x = 6,396,650,438.38
5. Step 5: Solve for x
   x = 6,396,650,438.38/51,792.75
6. Step 6: Final answer
   x = 123,504.75