Finding the Third Proportional to 140,616 and 303,331.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,616 : 303,331.50 = 303,331.50 : x
2. Step 2: Convert to fraction form
   140,616/303,331.50 = 303,331.50/x
3. Step 3: Cross multiply
   140,616x = 303,331.50 × 303,331.50
4. Step 4: Simplify right side
   140,616x = 92,009,998,892.25
5. Step 5: Solve for x
   x = 92,009,998,892.25/140,616
6. Step 6: Final answer
   x = 654,335.20