Finding the Third Proportional to 79,268.63 and 123,768

Step by Step Solution

1. Step 1: Write the proportion equation
   79,268.63 : 123,768 = 123,768 : x
2. Step 2: Convert to fraction form
   79,268.63/123,768 = 123,768/x
3. Step 3: Cross multiply
   79,268.63x = 123,768 × 123,768
4. Step 4: Simplify right side
   79,268.63x = 15,318,517,824
5. Step 5: Solve for x
   x = 15,318,517,824/79,268.63
6. Step 6: Final answer
   x = 193,248.18