Finding the Third Proportional to 18,870 and 41,364.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,870 : 41,364.50 = 41,364.50 : x
2. Step 2: Convert to fraction form
   18,870/41,364.50 = 41,364.50/x
3. Step 3: Cross multiply
   18,870x = 41,364.50 × 41,364.50
4. Step 4: Simplify right side
   18,870x = 1,711,021,860.25
5. Step 5: Solve for x
   x = 1,711,021,860.25/18,870
6. Step 6: Final answer
   x = 90,674.18