Finding the Third Proportional to 123,715 and 264,926

Step by Step Solution

1. Step 1: Write the proportion equation
   123,715 : 264,926 = 264,926 : x
2. Step 2: Convert to fraction form
   123,715/264,926 = 264,926/x
3. Step 3: Cross multiply
   123,715x = 264,926 × 264,926
4. Step 4: Simplify right side
   123,715x = 70,185,785,476
5. Step 5: Solve for x
   x = 70,185,785,476/123,715
6. Step 6: Final answer
   x = 567,318.32