Finding the Third Proportional to 69,574.50 and 98,286.75

Step by Step Solution

1. Step 1: Write the proportion equation
   69,574.50 : 98,286.75 = 98,286.75 : x
2. Step 2: Convert to fraction form
   69,574.50/98,286.75 = 98,286.75/x
3. Step 3: Cross multiply
   69,574.50x = 98,286.75 × 98,286.75
4. Step 4: Simplify right side
   69,574.50x = 9,660,285,225.56
5. Step 5: Solve for x
   x = 9,660,285,225.56/69,574.50
6. Step 6: Final answer
   x = 138,848.07