Finding the Third Proportional to 210,064.50 and 322,884

Step by Step Solution

1. Step 1: Write the proportion equation
   210,064.50 : 322,884 = 322,884 : x
2. Step 2: Convert to fraction form
   210,064.50/322,884 = 322,884/x
3. Step 3: Cross multiply
   210,064.50x = 322,884 × 322,884
4. Step 4: Simplify right side
   210,064.50x = 104,254,077,456
5. Step 5: Solve for x
   x = 104,254,077,456/210,064.50
6. Step 6: Final answer
   x = 496,295.55