Finding the Third Proportional to 367,786.50 and 775,506

Step by Step Solution

1. Step 1: Write the proportion equation
   367,786.50 : 775,506 = 775,506 : x
2. Step 2: Convert to fraction form
   367,786.50/775,506 = 775,506/x
3. Step 3: Cross multiply
   367,786.50x = 775,506 × 775,506
4. Step 4: Simplify right side
   367,786.50x = 601,409,556,036
5. Step 5: Solve for x
   x = 601,409,556,036/367,786.50
6. Step 6: Final answer
   x = 1,635,213.79