Finding the Third Proportional to 388,881 and 635,004

Step by Step Solution

1. Step 1: Write the proportion equation
   388,881 : 635,004 = 635,004 : x
2. Step 2: Convert to fraction form
   388,881/635,004 = 635,004/x
3. Step 3: Cross multiply
   388,881x = 635,004 × 635,004
4. Step 4: Simplify right side
   388,881x = 403,230,080,016
5. Step 5: Solve for x
   x = 403,230,080,016/388,881
6. Step 6: Final answer
   x = 1,036,898.38