Finding the Third Proportional to 515,189.25 and 1,122,012

Step by Step Solution

1. Step 1: Write the proportion equation
   515,189.25 : 1,122,012 = 1,122,012 : x
2. Step 2: Convert to fraction form
   515,189.25/1,122,012 = 1,122,012/x
3. Step 3: Cross multiply
   515,189.25x = 1,122,012 × 1,122,012
4. Step 4: Simplify right side
   515,189.25x = 1,258,910,928,144
5. Step 5: Solve for x
   x = 1,258,910,928,144/515,189.25
6. Step 6: Final answer
   x = 2,443,589.28