Finding the Third Proportional to 20,247 and 42,541.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,247 : 42,541.50 = 42,541.50 : x
2. Step 2: Convert to fraction form
   20,247/42,541.50 = 42,541.50/x
3. Step 3: Cross multiply
   20,247x = 42,541.50 × 42,541.50
4. Step 4: Simplify right side
   20,247x = 1,809,779,222.25
5. Step 5: Solve for x
   x = 1,809,779,222.25/20,247
6. Step 6: Final answer
   x = 89,385.06