Finding the Third Proportional to 68,445 and 144,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,445 : 144,301.50 = 144,301.50 : x
2. Step 2: Convert to fraction form
   68,445/144,301.50 = 144,301.50/x
3. Step 3: Cross multiply
   68,445x = 144,301.50 × 144,301.50
4. Step 4: Simplify right side
   68,445x = 20,822,922,902.25
5. Step 5: Solve for x
   x = 20,822,922,902.25/68,445
6. Step 6: Final answer
   x = 304,228.55