Finding the Third Proportional to 67,123 and 144,754

Step by Step Solution

1. Step 1: Write the proportion equation
   67,123 : 144,754 = 144,754 : x
2. Step 2: Convert to fraction form
   67,123/144,754 = 144,754/x
3. Step 3: Cross multiply
   67,123x = 144,754 × 144,754
4. Step 4: Simplify right side
   67,123x = 20,953,720,516
5. Step 5: Solve for x
   x = 20,953,720,516/67,123
6. Step 6: Final answer
   x = 312,169.01