Finding the Third Proportional to 73,320 and 140,808

Step by Step Solution

1. Step 1: Write the proportion equation
   73,320 : 140,808 = 140,808 : x
2. Step 2: Convert to fraction form
   73,320/140,808 = 140,808/x
3. Step 3: Cross multiply
   73,320x = 140,808 × 140,808
4. Step 4: Simplify right side
   73,320x = 19,826,892,864
5. Step 5: Solve for x
   x = 19,826,892,864/73,320
6. Step 6: Final answer
   x = 270,415.89