Finding the Third Proportional to 662,772 and 1,036,803

Step by Step Solution

1. Step 1: Write the proportion equation
   662,772 : 1,036,803 = 1,036,803 : x
2. Step 2: Convert to fraction form
   662,772/1,036,803 = 1,036,803/x
3. Step 3: Cross multiply
   662,772x = 1,036,803 × 1,036,803
4. Step 4: Simplify right side
   662,772x = 1,074,960,460,809
5. Step 5: Solve for x
   x = 1,074,960,460,809/662,772
6. Step 6: Final answer
   x = 1,621,915.92