Finding the Third Proportional to 199,467 and 426,960

Step by Step Solution

1. Step 1: Write the proportion equation
   199,467 : 426,960 = 426,960 : x
2. Step 2: Convert to fraction form
   199,467/426,960 = 426,960/x
3. Step 3: Cross multiply
   199,467x = 426,960 × 426,960
4. Step 4: Simplify right side
   199,467x = 182,294,841,600
5. Step 5: Solve for x
   x = 182,294,841,600/199,467
6. Step 6: Final answer
   x = 913,909.78