Finding the Third Proportional to 219,240 and 473,450

Step by Step Solution

1. Step 1: Write the proportion equation
   219,240 : 473,450 = 473,450 : x
2. Step 2: Convert to fraction form
   219,240/473,450 = 473,450/x
3. Step 3: Cross multiply
   219,240x = 473,450 × 473,450
4. Step 4: Simplify right side
   219,240x = 224,154,902,500
5. Step 5: Solve for x
   x = 224,154,902,500/219,240
6. Step 6: Final answer
   x = 1,022,417.91