Finding the Third Proportional to 173,851.31 and 380,917.69

Step by Step Solution

1. Step 1: Write the proportion equation
   173,851.31 : 380,917.69 = 380,917.69 : x
2. Step 2: Convert to fraction form
   173,851.31/380,917.69 = 380,917.69/x
3. Step 3: Cross multiply
   173,851.31x = 380,917.69 × 380,917.69
4. Step 4: Simplify right side
   173,851.31x = 145,098,284,650.35
5. Step 5: Solve for x
   x = 145,098,284,650.35/173,851.31
6. Step 6: Final answer
   x = 834,611.38