Finding the Third Proportional to 41,899.78 and 89,798.63

Step by Step Solution

1. Step 1: Write the proportion equation
   41,899.78 : 89,798.63 = 89,798.63 : x
2. Step 2: Convert to fraction form
   41,899.78/89,798.63 = 89,798.63/x
3. Step 3: Cross multiply
   41,899.78x = 89,798.63 × 89,798.63
4. Step 4: Simplify right side
   41,899.78x = 8,063,793,051.89
5. Step 5: Solve for x
   x = 8,063,793,051.89/41,899.78
6. Step 6: Final answer
   x = 192,454.30