Finding the Third Proportional to 338,484 and 801,930

Step by Step Solution

1. Step 1: Write the proportion equation
   338,484 : 801,930 = 801,930 : x
2. Step 2: Convert to fraction form
   338,484/801,930 = 801,930/x
3. Step 3: Cross multiply
   338,484x = 801,930 × 801,930
4. Step 4: Simplify right side
   338,484x = 643,091,724,900
5. Step 5: Solve for x
   x = 643,091,724,900/338,484
6. Step 6: Final answer
   x = 1,899,917.65