Finding the Third Proportional to 470,373 and 706,618.50

Step by Step Solution

1. Step 1: Write the proportion equation
   470,373 : 706,618.50 = 706,618.50 : x
2. Step 2: Convert to fraction form
   470,373/706,618.50 = 706,618.50/x
3. Step 3: Cross multiply
   470,373x = 706,618.50 × 706,618.50
4. Step 4: Simplify right side
   470,373x = 499,309,704,542.25
5. Step 5: Solve for x
   x = 499,309,704,542.25/470,373
6. Step 6: Final answer
   x = 1,061,518.63