Finding the Third Proportional to 140,981.50 and 296,745.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,981.50 : 296,745.50 = 296,745.50 : x
2. Step 2: Convert to fraction form
   140,981.50/296,745.50 = 296,745.50/x
3. Step 3: Cross multiply
   140,981.50x = 296,745.50 × 296,745.50
4. Step 4: Simplify right side
   140,981.50x = 88,057,891,770.25
5. Step 5: Solve for x
   x = 88,057,891,770.25/140,981.50
6. Step 6: Final answer
   x = 624,606.01