Finding the Third Proportional to 153,636.75 and 333,517.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,636.75 : 333,517.50 = 333,517.50 : x
2. Step 2: Convert to fraction form
   153,636.75/333,517.50 = 333,517.50/x
3. Step 3: Cross multiply
   153,636.75x = 333,517.50 × 333,517.50
4. Step 4: Simplify right side
   153,636.75x = 111,233,922,806.25
5. Step 5: Solve for x
   x = 111,233,922,806.25/153,636.75
6. Step 6: Final answer
   x = 724,005.96