Finding the Third Proportional to 89,822.25 and 140,904.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,822.25 : 140,904.56 = 140,904.56 : x
2. Step 2: Convert to fraction form
   89,822.25/140,904.56 = 140,904.56/x
3. Step 3: Cross multiply
   89,822.25x = 140,904.56 × 140,904.56
4. Step 4: Simplify right side
   89,822.25x = 19,854,095,733.32
5. Step 5: Solve for x
   x = 19,854,095,733.32/89,822.25
6. Step 6: Final answer
   x = 221,037.61