Finding the Third Proportional to 40,819.50 and 89,658

Step by Step Solution

1. Step 1: Write the proportion equation
   40,819.50 : 89,658 = 89,658 : x
2. Step 2: Convert to fraction form
   40,819.50/89,658 = 89,658/x
3. Step 3: Cross multiply
   40,819.50x = 89,658 × 89,658
4. Step 4: Simplify right side
   40,819.50x = 8,038,556,964
5. Step 5: Solve for x
   x = 8,038,556,964/40,819.50
6. Step 6: Final answer
   x = 196,929.33