Finding the Third Proportional to 51,656.06 and 79,821.75

Step by Step Solution

1. Step 1: Write the proportion equation
   51,656.06 : 79,821.75 = 79,821.75 : x
2. Step 2: Convert to fraction form
   51,656.06/79,821.75 = 79,821.75/x
3. Step 3: Cross multiply
   51,656.06x = 79,821.75 × 79,821.75
4. Step 4: Simplify right side
   51,656.06x = 6,371,511,773.06
5. Step 5: Solve for x
   x = 6,371,511,773.06/51,656.06
6. Step 6: Final answer
   x = 123,344.90