Finding the Third Proportional to 470,173.50 and 705,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   470,173.50 : 705,253.50 = 705,253.50 : x
2. Step 2: Convert to fraction form
   470,173.50/705,253.50 = 705,253.50/x
3. Step 3: Cross multiply
   470,173.50x = 705,253.50 × 705,253.50
4. Step 4: Simplify right side
   470,173.50x = 497,382,499,262.25
5. Step 5: Solve for x
   x = 497,382,499,262.25/470,173.50
6. Step 6: Final answer
   x = 1,057,870.13