Finding the Third Proportional to 20,803.50 and 45,162

Step by Step Solution

1. Step 1: Write the proportion equation
   20,803.50 : 45,162 = 45,162 : x
2. Step 2: Convert to fraction form
   20,803.50/45,162 = 45,162/x
3. Step 3: Cross multiply
   20,803.50x = 45,162 × 45,162
4. Step 4: Simplify right side
   20,803.50x = 2,039,606,244
5. Step 5: Solve for x
   x = 2,039,606,244/20,803.50
6. Step 6: Final answer
   x = 98,041.50