Finding the Third Proportional to 89,644.22 and 195,588.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,644.22 : 195,588.42 = 195,588.42 : x
2. Step 2: Convert to fraction form
   89,644.22/195,588.42 = 195,588.42/x
3. Step 3: Cross multiply
   89,644.22x = 195,588.42 × 195,588.42
4. Step 4: Simplify right side
   89,644.22x = 38,254,830,771.55
5. Step 5: Solve for x
   x = 38,254,830,771.55/89,644.22
6. Step 6: Final answer
   x = 426,740.63