Finding the Third Proportional to 306,068 and 467,870

Step by Step Solution

1. Step 1: Write the proportion equation
   306,068 : 467,870 = 467,870 : x
2. Step 2: Convert to fraction form
   306,068/467,870 = 467,870/x
3. Step 3: Cross multiply
   306,068x = 467,870 × 467,870
4. Step 4: Simplify right side
   306,068x = 218,902,336,900
5. Step 5: Solve for x
   x = 218,902,336,900/306,068
6. Step 6: Final answer
   x = 715,208.18