Finding the Third Proportional to 219,612 and 474,000

Step by Step Solution

1. Step 1: Write the proportion equation
   219,612 : 474,000 = 474,000 : x
2. Step 2: Convert to fraction form
   219,612/474,000 = 474,000/x
3. Step 3: Cross multiply
   219,612x = 474,000 × 474,000
4. Step 4: Simplify right side
   219,612x = 224,676,000,000
5. Step 5: Solve for x
   x = 224,676,000,000/219,612
6. Step 6: Final answer
   x = 1,023,058.85