Finding the Third Proportional to 168,453 and 363,150

Step by Step Solution

1. Step 1: Write the proportion equation
   168,453 : 363,150 = 363,150 : x
2. Step 2: Convert to fraction form
   168,453/363,150 = 363,150/x
3. Step 3: Cross multiply
   168,453x = 363,150 × 363,150
4. Step 4: Simplify right side
   168,453x = 131,877,922,500
5. Step 5: Solve for x
   x = 131,877,922,500/168,453
6. Step 6: Final answer
   x = 782,876.66