Finding the Third Proportional to 73,398 and 140,963.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,398 : 140,963.50 = 140,963.50 : x
2. Step 2: Convert to fraction form
   73,398/140,963.50 = 140,963.50/x
3. Step 3: Cross multiply
   73,398x = 140,963.50 × 140,963.50
4. Step 4: Simplify right side
   73,398x = 19,870,708,332.25
5. Step 5: Solve for x
   x = 19,870,708,332.25/73,398
6. Step 6: Final answer
   x = 270,725.47