Finding the Third Proportional to 47,688 and 70,071

Step by Step Solution

1. Step 1: Write the proportion equation
   47,688 : 70,071 = 70,071 : x
2. Step 2: Convert to fraction form
   47,688/70,071 = 70,071/x
3. Step 3: Cross multiply
   47,688x = 70,071 × 70,071
4. Step 4: Simplify right side
   47,688x = 4,909,945,041
5. Step 5: Solve for x
   x = 4,909,945,041/47,688
6. Step 6: Final answer
   x = 102,959.76