Finding the Third Proportional to 41,773.78 and 90,205.88

Step by Step Solution

1. Step 1: Write the proportion equation
   41,773.78 : 90,205.88 = 90,205.88 : x
2. Step 2: Convert to fraction form
   41,773.78/90,205.88 = 90,205.88/x
3. Step 3: Cross multiply
   41,773.78x = 90,205.88 × 90,205.88
4. Step 4: Simplify right side
   41,773.78x = 8,137,099,884.52
5. Step 5: Solve for x
   x = 8,137,099,884.52/41,773.78
6. Step 6: Final answer
   x = 194,789.64