Finding the Third Proportional to 145,384 and 308,374

Step by Step Solution

1. Step 1: Write the proportion equation
   145,384 : 308,374 = 308,374 : x
2. Step 2: Convert to fraction form
   145,384/308,374 = 308,374/x
3. Step 3: Cross multiply
   145,384x = 308,374 × 308,374
4. Step 4: Simplify right side
   145,384x = 95,094,523,876
5. Step 5: Solve for x
   x = 95,094,523,876/145,384
6. Step 6: Final answer
   x = 654,092.09