Finding the Third Proportional to 201,360 and 470,280

Step by Step Solution

1. Step 1: Write the proportion equation
   201,360 : 470,280 = 470,280 : x
2. Step 2: Convert to fraction form
   201,360/470,280 = 470,280/x
3. Step 3: Cross multiply
   201,360x = 470,280 × 470,280
4. Step 4: Simplify right side
   201,360x = 221,163,278,400
5. Step 5: Solve for x
   x = 221,163,278,400/201,360
6. Step 6: Final answer
   x = 1,098,347.63