Finding the Third Proportional to 144,094.50 and 231,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,094.50 : 231,520.50 = 231,520.50 : x
2. Step 2: Convert to fraction form
   144,094.50/231,520.50 = 231,520.50/x
3. Step 3: Cross multiply
   144,094.50x = 231,520.50 × 231,520.50
4. Step 4: Simplify right side
   144,094.50x = 53,601,741,920.25
5. Step 5: Solve for x
   x = 53,601,741,920.25/144,094.50
6. Step 6: Final answer
   x = 371,990.20