Finding the Third Proportional to 587,152 and 899,683

Step by Step Solution

1. Step 1: Write the proportion equation
   587,152 : 899,683 = 899,683 : x
2. Step 2: Convert to fraction form
   587,152/899,683 = 899,683/x
3. Step 3: Cross multiply
   587,152x = 899,683 × 899,683
4. Step 4: Simplify right side
   587,152x = 809,429,500,489
5. Step 5: Solve for x
   x = 809,429,500,489/587,152
6. Step 6: Final answer
   x = 1,378,568.92