Finding the Third Proportional to 79,071.75 and 174,341.25

Step by Step Solution

1. Step 1: Write the proportion equation
   79,071.75 : 174,341.25 = 174,341.25 : x
2. Step 2: Convert to fraction form
   79,071.75/174,341.25 = 174,341.25/x
3. Step 3: Cross multiply
   79,071.75x = 174,341.25 × 174,341.25
4. Step 4: Simplify right side
   79,071.75x = 30,394,871,451.56
5. Step 5: Solve for x
   x = 30,394,871,451.56/79,071.75
6. Step 6: Final answer
   x = 384,396.09