Finding the Third Proportional to 79,683.75 and 173,856.38

Step by Step Solution

1. Step 1: Write the proportion equation
   79,683.75 : 173,856.38 = 173,856.38 : x
2. Step 2: Convert to fraction form
   79,683.75/173,856.38 = 173,856.38/x
3. Step 3: Cross multiply
   79,683.75x = 173,856.38 × 173,856.38
4. Step 4: Simplify right side
   79,683.75x = 30,226,039,128.14
5. Step 5: Solve for x
   x = 30,226,039,128.14/79,683.75
6. Step 6: Final answer
   x = 379,325.01