Finding the Third Proportional to 108,386 and 144,974

Step by Step Solution

1. Step 1: Write the proportion equation
   108,386 : 144,974 = 144,974 : x
2. Step 2: Convert to fraction form
   108,386/144,974 = 144,974/x
3. Step 3: Cross multiply
   108,386x = 144,974 × 144,974
4. Step 4: Simplify right side
   108,386x = 21,017,460,676
5. Step 5: Solve for x
   x = 21,017,460,676/108,386
6. Step 6: Final answer
   x = 193,913.06