Finding the Third Proportional to 20,174.25 and 42,552.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,174.25 : 42,552.75 = 42,552.75 : x
2. Step 2: Convert to fraction form
   20,174.25/42,552.75 = 42,552.75/x
3. Step 3: Cross multiply
   20,174.25x = 42,552.75 × 42,552.75
4. Step 4: Simplify right side
   20,174.25x = 1,810,736,532.56
5. Step 5: Solve for x
   x = 1,810,736,532.56/20,174.25
6. Step 6: Final answer
   x = 89,754.84