Finding the Third Proportional to 427,204.50 and 909,624

Step by Step Solution

1. Step 1: Write the proportion equation
   427,204.50 : 909,624 = 909,624 : x
2. Step 2: Convert to fraction form
   427,204.50/909,624 = 909,624/x
3. Step 3: Cross multiply
   427,204.50x = 909,624 × 909,624
4. Step 4: Simplify right side
   427,204.50x = 827,415,821,376
5. Step 5: Solve for x
   x = 827,415,821,376/427,204.50
6. Step 6: Final answer
   x = 1,936,814.39