Finding the Third Proportional to 345,866 and 745,096

Step by Step Solution

1. Step 1: Write the proportion equation
   345,866 : 745,096 = 745,096 : x
2. Step 2: Convert to fraction form
   345,866/745,096 = 745,096/x
3. Step 3: Cross multiply
   345,866x = 745,096 × 745,096
4. Step 4: Simplify right side
   345,866x = 555,168,049,216
5. Step 5: Solve for x
   x = 555,168,049,216/345,866
6. Step 6: Final answer
   x = 1,605,153.58