Finding the Third Proportional to 470,169 and 612,481.50

Step by Step Solution

1. Step 1: Write the proportion equation
   470,169 : 612,481.50 = 612,481.50 : x
2. Step 2: Convert to fraction form
   470,169/612,481.50 = 612,481.50/x
3. Step 3: Cross multiply
   470,169x = 612,481.50 × 612,481.50
4. Step 4: Simplify right side
   470,169x = 375,133,587,842.25
5. Step 5: Solve for x
   x = 375,133,587,842.25/470,169
6. Step 6: Final answer
   x = 797,869.68