Finding the Third Proportional to 173,872 and 380,994

Step by Step Solution

1. Step 1: Write the proportion equation
   173,872 : 380,994 = 380,994 : x
2. Step 2: Convert to fraction form
   173,872/380,994 = 380,994/x
3. Step 3: Cross multiply
   173,872x = 380,994 × 380,994
4. Step 4: Simplify right side
   173,872x = 145,156,428,036
5. Step 5: Solve for x
   x = 145,156,428,036/173,872
6. Step 6: Final answer
   x = 834,846.48