Finding the Third Proportional to 454,819.50 and 706,212

Step by Step Solution

1. Step 1: Write the proportion equation
   454,819.50 : 706,212 = 706,212 : x
2. Step 2: Convert to fraction form
   454,819.50/706,212 = 706,212/x
3. Step 3: Cross multiply
   454,819.50x = 706,212 × 706,212
4. Step 4: Simplify right side
   454,819.50x = 498,735,388,944
5. Step 5: Solve for x
   x = 498,735,388,944/454,819.50
6. Step 6: Final answer
   x = 1,096,556.74