Finding the Third Proportional to 90,826.88 and 141,759.09

Step by Step Solution

1. Step 1: Write the proportion equation
   90,826.88 : 141,759.09 = 141,759.09 : x
2. Step 2: Convert to fraction form
   90,826.88/141,759.09 = 141,759.09/x
3. Step 3: Cross multiply
   90,826.88x = 141,759.09 × 141,759.09
4. Step 4: Simplify right side
   90,826.88x = 20,095,640,660.82
5. Step 5: Solve for x
   x = 20,095,640,660.82/90,826.88
6. Step 6: Final answer
   x = 221,252.14