Finding the Third Proportional to 173,888 and 380,986

Step by Step Solution

1. Step 1: Write the proportion equation
   173,888 : 380,986 = 380,986 : x
2. Step 2: Convert to fraction form
   173,888/380,986 = 380,986/x
3. Step 3: Cross multiply
   173,888x = 380,986 × 380,986
4. Step 4: Simplify right side
   173,888x = 145,150,332,196
5. Step 5: Solve for x
   x = 145,150,332,196/173,888
6. Step 6: Final answer
   x = 834,734.61