Finding the Third Proportional to 72,855 and 98,426.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,855 : 98,426.25 = 98,426.25 : x
2. Step 2: Convert to fraction form
   72,855/98,426.25 = 98,426.25/x
3. Step 3: Cross multiply
   72,855x = 98,426.25 × 98,426.25
4. Step 4: Simplify right side
   72,855x = 9,687,726,689.06
5. Step 5: Solve for x
   x = 9,687,726,689.06/72,855
6. Step 6: Final answer
   x = 132,972.71