Finding the Third Proportional to 55,018 and 74,295.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,018 : 74,295.50 = 74,295.50 : x
2. Step 2: Convert to fraction form
   55,018/74,295.50 = 74,295.50/x
3. Step 3: Cross multiply
   55,018x = 74,295.50 × 74,295.50
4. Step 4: Simplify right side
   55,018x = 5,519,821,320.25
5. Step 5: Solve for x
   x = 5,519,821,320.25/55,018
6. Step 6: Final answer
   x = 100,327.55