Finding the Third Proportional to 140,208 and 307,632

Step by Step Solution

1. Step 1: Write the proportion equation
   140,208 : 307,632 = 307,632 : x
2. Step 2: Convert to fraction form
   140,208/307,632 = 307,632/x
3. Step 3: Cross multiply
   140,208x = 307,632 × 307,632
4. Step 4: Simplify right side
   140,208x = 94,637,447,424
5. Step 5: Solve for x
   x = 94,637,447,424/140,208
6. Step 6: Final answer
   x = 674,978.94