Finding the Third Proportional to 521,206 and 1,142,058

Step by Step Solution

1. Step 1: Write the proportion equation
   521,206 : 1,142,058 = 1,142,058 : x
2. Step 2: Convert to fraction form
   521,206/1,142,058 = 1,142,058/x
3. Step 3: Cross multiply
   521,206x = 1,142,058 × 1,142,058
4. Step 4: Simplify right side
   521,206x = 1,304,296,475,364
5. Step 5: Solve for x
   x = 1,304,296,475,364/521,206
6. Step 6: Final answer
   x = 2,502,458.67