Finding the Third Proportional to 55,545.75 and 74,266.88

Step by Step Solution

1. Step 1: Write the proportion equation
   55,545.75 : 74,266.88 = 74,266.88 : x
2. Step 2: Convert to fraction form
   55,545.75/74,266.88 = 74,266.88/x
3. Step 3: Cross multiply
   55,545.75x = 74,266.88 × 74,266.88
4. Step 4: Simplify right side
   55,545.75x = 5,515,568,722.27
5. Step 5: Solve for x
   x = 5,515,568,722.27/55,545.75
6. Step 6: Final answer
   x = 99,297.76