Finding the Third Proportional to 88,857 and 195,726.38

Step by Step Solution

1. Step 1: Write the proportion equation
   88,857 : 195,726.38 = 195,726.38 : x
2. Step 2: Convert to fraction form
   88,857/195,726.38 = 195,726.38/x
3. Step 3: Cross multiply
   88,857x = 195,726.38 × 195,726.38
4. Step 4: Simplify right side
   88,857x = 38,308,813,870.64
5. Step 5: Solve for x
   x = 38,308,813,870.64/88,857
6. Step 6: Final answer
   x = 431,128.82