Finding the Third Proportional to 248,629.50 and 542,802

Step by Step Solution

1. Step 1: Write the proportion equation
   248,629.50 : 542,802 = 542,802 : x
2. Step 2: Convert to fraction form
   248,629.50/542,802 = 542,802/x
3. Step 3: Cross multiply
   248,629.50x = 542,802 × 542,802
4. Step 4: Simplify right side
   248,629.50x = 294,634,011,204
5. Step 5: Solve for x
   x = 294,634,011,204/248,629.50
6. Step 6: Final answer
   x = 1,185,032.39