Finding the Third Proportional to 231,871.50 and 503,399.25

Step by Step Solution

1. Step 1: Write the proportion equation
   231,871.50 : 503,399.25 = 503,399.25 : x
2. Step 2: Convert to fraction form
   231,871.50/503,399.25 = 503,399.25/x
3. Step 3: Cross multiply
   231,871.50x = 503,399.25 × 503,399.25
4. Step 4: Simplify right side
   231,871.50x = 253,410,804,900.56
5. Step 5: Solve for x
   x = 253,410,804,900.56/231,871.50
6. Step 6: Final answer
   x = 1,092,893.28