Finding the Third Proportional to 47,571.75 and 64,078.88

Step by Step Solution

1. Step 1: Write the proportion equation
   47,571.75 : 64,078.88 = 64,078.88 : x
2. Step 2: Convert to fraction form
   47,571.75/64,078.88 = 64,078.88/x
3. Step 3: Cross multiply
   47,571.75x = 64,078.88 × 64,078.88
4. Step 4: Simplify right side
   47,571.75x = 4,106,102,221.27
5. Step 5: Solve for x
   x = 4,106,102,221.27/47,571.75
6. Step 6: Final answer
   x = 86,313.88