Finding the Third Proportional to 67,022.44 and 139,557.94

Step by Step Solution

1. Step 1: Write the proportion equation
   67,022.44 : 139,557.94 = 139,557.94 : x
2. Step 2: Convert to fraction form
   67,022.44/139,557.94 = 139,557.94/x
3. Step 3: Cross multiply
   67,022.44x = 139,557.94 × 139,557.94
4. Step 4: Simplify right side
   67,022.44x = 19,476,417,919.25
5. Step 5: Solve for x
   x = 19,476,417,919.25/67,022.44
6. Step 6: Final answer
   x = 290,595.49