Finding the Third Proportional to 138,032 and 303,198.50

Step by Step Solution

1. Step 1: Write the proportion equation
   138,032 : 303,198.50 = 303,198.50 : x
2. Step 2: Convert to fraction form
   138,032/303,198.50 = 303,198.50/x
3. Step 3: Cross multiply
   138,032x = 303,198.50 × 303,198.50
4. Step 4: Simplify right side
   138,032x = 91,929,330,402.25
5. Step 5: Solve for x
   x = 91,929,330,402.25/138,032
6. Step 6: Final answer
   x = 666,000.13