Finding the Third Proportional to 51,646.69 and 79,805.44

Step by Step Solution

1. Step 1: Write the proportion equation
   51,646.69 : 79,805.44 = 79,805.44 : x
2. Step 2: Convert to fraction form
   51,646.69/79,805.44 = 79,805.44/x
3. Step 3: Cross multiply
   51,646.69x = 79,805.44 × 79,805.44
4. Step 4: Simplify right side
   51,646.69x = 6,368,907,854.57
5. Step 5: Solve for x
   x = 6,368,907,854.57/51,646.69
6. Step 6: Final answer
   x = 123,316.87