Finding the Third Proportional to 140,055 and 307,323

Step by Step Solution

1. Step 1: Write the proportion equation
   140,055 : 307,323 = 307,323 : x
2. Step 2: Convert to fraction form
   140,055/307,323 = 307,323/x
3. Step 3: Cross multiply
   140,055x = 307,323 × 307,323
4. Step 4: Simplify right side
   140,055x = 94,447,426,329
5. Step 5: Solve for x
   x = 94,447,426,329/140,055
6. Step 6: Final answer
   x = 674,359.55