Finding the Third Proportional to 322,236 and 483,131.25

Step by Step Solution

1. Step 1: Write the proportion equation
   322,236 : 483,131.25 = 483,131.25 : x
2. Step 2: Convert to fraction form
   322,236/483,131.25 = 483,131.25/x
3. Step 3: Cross multiply
   322,236x = 483,131.25 × 483,131.25
4. Step 4: Simplify right side
   322,236x = 233,415,804,726.56
5. Step 5: Solve for x
   x = 233,415,804,726.56/322,236
6. Step 6: Final answer
   x = 724,362.90