Finding the Third Proportional to 153,233 and 324,895.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,233 : 324,895.50 = 324,895.50 : x
2. Step 2: Convert to fraction form
   153,233/324,895.50 = 324,895.50/x
3. Step 3: Cross multiply
   153,233x = 324,895.50 × 324,895.50
4. Step 4: Simplify right side
   153,233x = 105,557,085,920.25
5. Step 5: Solve for x
   x = 105,557,085,920.25/153,233
6. Step 6: Final answer
   x = 688,866.54