Finding the Third Proportional to 326,070 and 486,096.75

Step by Step Solution

1. Step 1: Write the proportion equation
   326,070 : 486,096.75 = 486,096.75 : x
2. Step 2: Convert to fraction form
   326,070/486,096.75 = 486,096.75/x
3. Step 3: Cross multiply
   326,070x = 486,096.75 × 486,096.75
4. Step 4: Simplify right side
   326,070x = 236,290,050,360.56
5. Step 5: Solve for x
   x = 236,290,050,360.56/326,070
6. Step 6: Final answer
   x = 724,660.50