Finding the Third Proportional to 70,409.25 and 108,954

Step by Step Solution

1. Step 1: Write the proportion equation
   70,409.25 : 108,954 = 108,954 : x
2. Step 2: Convert to fraction form
   70,409.25/108,954 = 108,954/x
3. Step 3: Cross multiply
   70,409.25x = 108,954 × 108,954
4. Step 4: Simplify right side
   70,409.25x = 11,870,974,116
5. Step 5: Solve for x
   x = 11,870,974,116/70,409.25
6. Step 6: Final answer
   x = 168,599.64