Finding the Third Proportional to 252,921.94 and 550,459.69

Step by Step Solution

1. Step 1: Write the proportion equation
   252,921.94 : 550,459.69 = 550,459.69 : x
2. Step 2: Convert to fraction form
   252,921.94/550,459.69 = 550,459.69/x
3. Step 3: Cross multiply
   252,921.94x = 550,459.69 × 550,459.69
4. Step 4: Simplify right side
   252,921.94x = 303,005,867,562.60
5. Step 5: Solve for x
   x = 303,005,867,562.60/252,921.94
6. Step 6: Final answer
   x = 1,198,021.30