Finding the Third Proportional to 210,888 and 497,808

Step by Step Solution

1. Step 1: Write the proportion equation
   210,888 : 497,808 = 497,808 : x
2. Step 2: Convert to fraction form
   210,888/497,808 = 497,808/x
3. Step 3: Cross multiply
   210,888x = 497,808 × 497,808
4. Step 4: Simplify right side
   210,888x = 247,812,804,864
5. Step 5: Solve for x
   x = 247,812,804,864/210,888
6. Step 6: Final answer
   x = 1,175,092.02