Finding the Third Proportional to 38,198.25 and 79,089.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,198.25 : 79,089.75 = 79,089.75 : x
2. Step 2: Convert to fraction form
   38,198.25/79,089.75 = 79,089.75/x
3. Step 3: Cross multiply
   38,198.25x = 79,089.75 × 79,089.75
4. Step 4: Simplify right side
   38,198.25x = 6,255,188,555.06
5. Step 5: Solve for x
   x = 6,255,188,555.06/38,198.25
6. Step 6: Final answer
   x = 163,755.89