Finding the Third Proportional to 54,900 and 74,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,900 : 74,573.50 = 74,573.50 : x
2. Step 2: Convert to fraction form
   54,900/74,573.50 = 74,573.50/x
3. Step 3: Cross multiply
   54,900x = 74,573.50 × 74,573.50
4. Step 4: Simplify right side
   54,900x = 5,561,206,902.25
5. Step 5: Solve for x
   x = 5,561,206,902.25/54,900
6. Step 6: Final answer
   x = 101,297.03