Finding the Third Proportional to 144,672 and 230,211.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,672 : 230,211.50 = 230,211.50 : x
2. Step 2: Convert to fraction form
   144,672/230,211.50 = 230,211.50/x
3. Step 3: Cross multiply
   144,672x = 230,211.50 × 230,211.50
4. Step 4: Simplify right side
   144,672x = 52,997,334,732.25
5. Step 5: Solve for x
   x = 52,997,334,732.25/144,672
6. Step 6: Final answer
   x = 366,327.52