Finding the Third Proportional to 80,884.69 and 173,478.94

Step by Step Solution

1. Step 1: Write the proportion equation
   80,884.69 : 173,478.94 = 173,478.94 : x
2. Step 2: Convert to fraction form
   80,884.69/173,478.94 = 173,478.94/x
3. Step 3: Cross multiply
   80,884.69x = 173,478.94 × 173,478.94
4. Step 4: Simplify right side
   80,884.69x = 30,094,941,756.13
5. Step 5: Solve for x
   x = 30,094,941,756.13/80,884.69
6. Step 6: Final answer
   x = 372,072.18