Finding the Third Proportional to 219,238 and 473,446

Step by Step Solution

1. Step 1: Write the proportion equation
   219,238 : 473,446 = 473,446 : x
2. Step 2: Convert to fraction form
   219,238/473,446 = 473,446/x
3. Step 3: Cross multiply
   219,238x = 473,446 × 473,446
4. Step 4: Simplify right side
   219,238x = 224,151,114,916
5. Step 5: Solve for x
   x = 224,151,114,916/219,238
6. Step 6: Final answer
   x = 1,022,409.96