Finding the Third Proportional to 407,876.50 and 874,802

Step by Step Solution

1. Step 1: Write the proportion equation
   407,876.50 : 874,802 = 874,802 : x
2. Step 2: Convert to fraction form
   407,876.50/874,802 = 874,802/x
3. Step 3: Cross multiply
   407,876.50x = 874,802 × 874,802
4. Step 4: Simplify right side
   407,876.50x = 765,278,539,204
5. Step 5: Solve for x
   x = 765,278,539,204/407,876.50
6. Step 6: Final answer
   x = 1,876,250.63