Finding the Third Proportional to 43,448 and 64,980

Step by Step Solution

1. Step 1: Write the proportion equation
   43,448 : 64,980 = 64,980 : x
2. Step 2: Convert to fraction form
   43,448/64,980 = 64,980/x
3. Step 3: Cross multiply
   43,448x = 64,980 × 64,980
4. Step 4: Simplify right side
   43,448x = 4,222,400,400
5. Step 5: Solve for x
   x = 4,222,400,400/43,448
6. Step 6: Final answer
   x = 97,182.85