Finding the Third Proportional to 47,308 and 65,778

Step by Step Solution

1. Step 1: Write the proportion equation
   47,308 : 65,778 = 65,778 : x
2. Step 2: Convert to fraction form
   47,308/65,778 = 65,778/x
3. Step 3: Cross multiply
   47,308x = 65,778 × 65,778
4. Step 4: Simplify right side
   47,308x = 4,326,745,284
5. Step 5: Solve for x
   x = 4,326,745,284/47,308
6. Step 6: Final answer
   x = 91,459.06