Finding the Third Proportional to 48,257.50 and 69,617.25

Step by Step Solution

1. Step 1: Write the proportion equation
   48,257.50 : 69,617.25 = 69,617.25 : x
2. Step 2: Convert to fraction form
   48,257.50/69,617.25 = 69,617.25/x
3. Step 3: Cross multiply
   48,257.50x = 69,617.25 × 69,617.25
4. Step 4: Simplify right side
   48,257.50x = 4,846,561,497.56
5. Step 5: Solve for x
   x = 4,846,561,497.56/48,257.50
6. Step 6: Final answer
   x = 100,431.26