Finding the Third Proportional to 229,078 and 492,058

Step by Step Solution

1. Step 1: Write the proportion equation
   229,078 : 492,058 = 492,058 : x
2. Step 2: Convert to fraction form
   229,078/492,058 = 492,058/x
3. Step 3: Cross multiply
   229,078x = 492,058 × 492,058
4. Step 4: Simplify right side
   229,078x = 242,121,075,364
5. Step 5: Solve for x
   x = 242,121,075,364/229,078
6. Step 6: Final answer
   x = 1,056,937.27