Finding the Third Proportional to 173,729.81 and 380,674.69

Step by Step Solution

1. Step 1: Write the proportion equation
   173,729.81 : 380,674.69 = 380,674.69 : x
2. Step 2: Convert to fraction form
   173,729.81/380,674.69 = 380,674.69/x
3. Step 3: Cross multiply
   173,729.81x = 380,674.69 × 380,674.69
4. Step 4: Simplify right side
   173,729.81x = 144,913,217,703.22
5. Step 5: Solve for x
   x = 144,913,217,703.22/173,729.81
6. Step 6: Final answer
   x = 834,129.82