Finding the Third Proportional to 72,993 and 155,067.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,993 : 155,067.75 = 155,067.75 : x
2. Step 2: Convert to fraction form
   72,993/155,067.75 = 155,067.75/x
3. Step 3: Cross multiply
   72,993x = 155,067.75 × 155,067.75
4. Step 4: Simplify right side
   72,993x = 24,046,007,090.06
5. Step 5: Solve for x
   x = 24,046,007,090.06/72,993
6. Step 6: Final answer
   x = 329,428.95