Finding the Third Proportional to 18,701.72 and 40,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,701.72 : 40,582.50 = 40,582.50 : x
2. Step 2: Convert to fraction form
   18,701.72/40,582.50 = 40,582.50/x
3. Step 3: Cross multiply
   18,701.72x = 40,582.50 × 40,582.50
4. Step 4: Simplify right side
   18,701.72x = 1,646,939,306.25
5. Step 5: Solve for x
   x = 1,646,939,306.25/18,701.72
6. Step 6: Final answer
   x = 88,063.53