Finding the Third Proportional to 47,200 and 70,704

Step by Step Solution

1. Step 1: Write the proportion equation
   47,200 : 70,704 = 70,704 : x
2. Step 2: Convert to fraction form
   47,200/70,704 = 70,704/x
3. Step 3: Cross multiply
   47,200x = 70,704 × 70,704
4. Step 4: Simplify right side
   47,200x = 4,999,055,616
5. Step 5: Solve for x
   x = 4,999,055,616/47,200
6. Step 6: Final answer
   x = 105,912.20