Finding the Third Proportional to 33,518.25 and 69,356.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,518.25 : 69,356.25 = 69,356.25 : x
2. Step 2: Convert to fraction form
   33,518.25/69,356.25 = 69,356.25/x
3. Step 3: Cross multiply
   33,518.25x = 69,356.25 × 69,356.25
4. Step 4: Simplify right side
   33,518.25x = 4,810,289,414.06
5. Step 5: Solve for x
   x = 4,810,289,414.06/33,518.25
6. Step 6: Final answer
   x = 143,512.55