Finding the Third Proportional to 248,902.50 and 546,189

Step by Step Solution

1. Step 1: Write the proportion equation
   248,902.50 : 546,189 = 546,189 : x
2. Step 2: Convert to fraction form
   248,902.50/546,189 = 546,189/x
3. Step 3: Cross multiply
   248,902.50x = 546,189 × 546,189
4. Step 4: Simplify right side
   248,902.50x = 298,322,423,721
5. Step 5: Solve for x
   x = 298,322,423,721/248,902.50
6. Step 6: Final answer
   x = 1,198,551.34