Finding the Third Proportional to 69,208.80 and 98,968.08

Step by Step Solution

1. Step 1: Write the proportion equation
   69,208.80 : 98,968.08 = 98,968.08 : x
2. Step 2: Convert to fraction form
   69,208.80/98,968.08 = 98,968.08/x
3. Step 3: Cross multiply
   69,208.80x = 98,968.08 × 98,968.08
4. Step 4: Simplify right side
   69,208.80x = 9,794,680,487.76
5. Step 5: Solve for x
   x = 9,794,680,487.76/69,208.80
6. Step 6: Final answer
   x = 141,523.62