Finding the Third Proportional to 199,502 and 426,650

Step by Step Solution

1. Step 1: Write the proportion equation
   199,502 : 426,650 = 426,650 : x
2. Step 2: Convert to fraction form
   199,502/426,650 = 426,650/x
3. Step 3: Cross multiply
   199,502x = 426,650 × 426,650
4. Step 4: Simplify right side
   199,502x = 182,030,222,500
5. Step 5: Solve for x
   x = 182,030,222,500/199,502
6. Step 6: Final answer
   x = 912,423.05