Finding the Third Proportional to 179,940 and 384,788

Step by Step Solution

1. Step 1: Write the proportion equation
   179,940 : 384,788 = 384,788 : x
2. Step 2: Convert to fraction form
   179,940/384,788 = 384,788/x
3. Step 3: Cross multiply
   179,940x = 384,788 × 384,788
4. Step 4: Simplify right side
   179,940x = 148,061,804,944
5. Step 5: Solve for x
   x = 148,061,804,944/179,940
6. Step 6: Final answer
   x = 822,839.86