Finding the Third Proportional to 253,087.31 and 550,461.38

Step by Step Solution

1. Step 1: Write the proportion equation
   253,087.31 : 550,461.38 = 550,461.38 : x
2. Step 2: Convert to fraction form
   253,087.31/550,461.38 = 550,461.38/x
3. Step 3: Cross multiply
   253,087.31x = 550,461.38 × 550,461.38
4. Step 4: Simplify right side
   253,087.31x = 303,007,725,366.89
5. Step 5: Solve for x
   x = 303,007,725,366.89/253,087.31
6. Step 6: Final answer
   x = 1,197,245.81