Finding the Third Proportional to 123,419 and 266,032

Step by Step Solution

1. Step 1: Write the proportion equation
   123,419 : 266,032 = 266,032 : x
2. Step 2: Convert to fraction form
   123,419/266,032 = 266,032/x
3. Step 3: Cross multiply
   123,419x = 266,032 × 266,032
4. Step 4: Simplify right side
   123,419x = 70,773,025,024
5. Step 5: Solve for x
   x = 70,773,025,024/123,419
6. Step 6: Final answer
   x = 573,437.03