Finding the Third Proportional to 47,405.25 and 71,408.25

Step by Step Solution

1. Step 1: Write the proportion equation
   47,405.25 : 71,408.25 = 71,408.25 : x
2. Step 2: Convert to fraction form
   47,405.25/71,408.25 = 71,408.25/x
3. Step 3: Cross multiply
   47,405.25x = 71,408.25 × 71,408.25
4. Step 4: Simplify right side
   47,405.25x = 5,099,138,168.06
5. Step 5: Solve for x
   x = 5,099,138,168.06/47,405.25
6. Step 6: Final answer
   x = 107,564.84