Finding the Third Proportional to 210,902.50 and 497,844

Step by Step Solution

1. Step 1: Write the proportion equation
   210,902.50 : 497,844 = 497,844 : x
2. Step 2: Convert to fraction form
   210,902.50/497,844 = 497,844/x
3. Step 3: Cross multiply
   210,902.50x = 497,844 × 497,844
4. Step 4: Simplify right side
   210,902.50x = 247,848,648,336
5. Step 5: Solve for x
   x = 247,848,648,336/210,902.50
6. Step 6: Final answer
   x = 1,175,181.18