Finding the Third Proportional to 123,111 and 264,612.94

Step by Step Solution

1. Step 1: Write the proportion equation
   123,111 : 264,612.94 = 264,612.94 : x
2. Step 2: Convert to fraction form
   123,111/264,612.94 = 264,612.94/x
3. Step 3: Cross multiply
   123,111x = 264,612.94 × 264,612.94
4. Step 4: Simplify right side
   123,111x = 70,020,006,692.38
5. Step 5: Solve for x
   x = 70,020,006,692.38/123,111
6. Step 6: Final answer
   x = 568,755.08