Finding the Third Proportional to 518,612 and 1,073,224

Step by Step Solution

1. Step 1: Write the proportion equation
   518,612 : 1,073,224 = 1,073,224 : x
2. Step 2: Convert to fraction form
   518,612/1,073,224 = 1,073,224/x
3. Step 3: Cross multiply
   518,612x = 1,073,224 × 1,073,224
4. Step 4: Simplify right side
   518,612x = 1,151,809,754,176
5. Step 5: Solve for x
   x = 1,151,809,754,176/518,612
6. Step 6: Final answer
   x = 2,220,946.98