Finding the Third Proportional to 210,572 and 460,512

Step by Step Solution

1. Step 1: Write the proportion equation
   210,572 : 460,512 = 460,512 : x
2. Step 2: Convert to fraction form
   210,572/460,512 = 460,512/x
3. Step 3: Cross multiply
   210,572x = 460,512 × 460,512
4. Step 4: Simplify right side
   210,572x = 212,071,302,144
5. Step 5: Solve for x
   x = 212,071,302,144/210,572
6. Step 6: Final answer
   x = 1,007,120.14