Finding the Third Proportional to 214,504 and 498,712

Step by Step Solution

1. Step 1: Write the proportion equation
   214,504 : 498,712 = 498,712 : x
2. Step 2: Convert to fraction form
   214,504/498,712 = 498,712/x
3. Step 3: Cross multiply
   214,504x = 498,712 × 498,712
4. Step 4: Simplify right side
   214,504x = 248,713,658,944
5. Step 5: Solve for x
   x = 248,713,658,944/214,504
6. Step 6: Final answer
   x = 1,159,482.62