Finding the Third Proportional to 224,840 and 497,288

Step by Step Solution

1. Step 1: Write the proportion equation
   224,840 : 497,288 = 497,288 : x
2. Step 2: Convert to fraction form
   224,840/497,288 = 497,288/x
3. Step 3: Cross multiply
   224,840x = 497,288 × 497,288
4. Step 4: Simplify right side
   224,840x = 247,295,354,944
5. Step 5: Solve for x
   x = 247,295,354,944/224,840
6. Step 6: Final answer
   x = 1,099,872.60