Finding the Third Proportional to 231,456 and 503,898

Step by Step Solution

1. Step 1: Write the proportion equation
   231,456 : 503,898 = 503,898 : x
2. Step 2: Convert to fraction form
   231,456/503,898 = 503,898/x
3. Step 3: Cross multiply
   231,456x = 503,898 × 503,898
4. Step 4: Simplify right side
   231,456x = 253,913,194,404
5. Step 5: Solve for x
   x = 253,913,194,404/231,456
6. Step 6: Final answer
   x = 1,097,025.76