Finding the Third Proportional to 209,400 and 460,272

Step by Step Solution

1. Step 1: Write the proportion equation
   209,400 : 460,272 = 460,272 : x
2. Step 2: Convert to fraction form
   209,400/460,272 = 460,272/x
3. Step 3: Cross multiply
   209,400x = 460,272 × 460,272
4. Step 4: Simplify right side
   209,400x = 211,850,313,984
5. Step 5: Solve for x
   x = 211,850,313,984/209,400
6. Step 6: Final answer
   x = 1,011,701.59