Finding the Third Proportional to 470,384.50 and 706,636.50

Step by Step Solution

1. Step 1: Write the proportion equation
   470,384.50 : 706,636.50 = 706,636.50 : x
2. Step 2: Convert to fraction form
   470,384.50/706,636.50 = 706,636.50/x
3. Step 3: Cross multiply
   470,384.50x = 706,636.50 × 706,636.50
4. Step 4: Simplify right side
   470,384.50x = 499,335,143,132.25
5. Step 5: Solve for x
   x = 499,335,143,132.25/470,384.50
6. Step 6: Final answer
   x = 1,061,546.76