Finding the Third Proportional to 123,201 and 264,806.25

Step by Step Solution

1. Step 1: Write the proportion equation
   123,201 : 264,806.25 = 264,806.25 : x
2. Step 2: Convert to fraction form
   123,201/264,806.25 = 264,806.25/x
3. Step 3: Cross multiply
   123,201x = 264,806.25 × 264,806.25
4. Step 4: Simplify right side
   123,201x = 70,122,350,039.06
5. Step 5: Solve for x
   x = 70,122,350,039.06/123,201
6. Step 6: Final answer
   x = 569,170.30