Finding the Third Proportional to 215,992 and 473,960

Step by Step Solution

1. Step 1: Write the proportion equation
   215,992 : 473,960 = 473,960 : x
2. Step 2: Convert to fraction form
   215,992/473,960 = 473,960/x
3. Step 3: Cross multiply
   215,992x = 473,960 × 473,960
4. Step 4: Simplify right side
   215,992x = 224,638,081,600
5. Step 5: Solve for x
   x = 224,638,081,600/215,992
6. Step 6: Final answer
   x = 1,040,029.64