Finding the Third Proportional to 213,064 and 466,220

Step by Step Solution

1. Step 1: Write the proportion equation
   213,064 : 466,220 = 466,220 : x
2. Step 2: Convert to fraction form
   213,064/466,220 = 466,220/x
3. Step 3: Cross multiply
   213,064x = 466,220 × 466,220
4. Step 4: Simplify right side
   213,064x = 217,361,088,400
5. Step 5: Solve for x
   x = 217,361,088,400/213,064
6. Step 6: Final answer
   x = 1,020,168.06