Finding the Third Proportional to 216,326 and 473,380

Step by Step Solution

1. Step 1: Write the proportion equation
   216,326 : 473,380 = 473,380 : x
2. Step 2: Convert to fraction form
   216,326/473,380 = 473,380/x
3. Step 3: Cross multiply
   216,326x = 473,380 × 473,380
4. Step 4: Simplify right side
   216,326x = 224,088,624,400
5. Step 5: Solve for x
   x = 224,088,624,400/216,326
6. Step 6: Final answer
   x = 1,035,883.92